Home / 1,080,300,565.36-1,490,816,292.95-585,263,273.86

Finding the Fourth Proportional to 1,080,300,565.36, 1,490,816,292.95 and 585,263,273.86

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Solution

The fourth proportional to 1,080,300,565.36, 1,490,816,292.95 and 585,263,273.86 is: 807,664,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,300,565.36 : 1,490,816,292.95 = 585,263,273.86 : x
  2. Step 2: Convert to fraction form
    1,080,300,565.36/1,490,816,292.95 = 585,263,273.86/x
  3. Step 3: Cross multiply
    1,080,300,565.36x = 1,490,816,292.95 × 585,263,273.86
  4. Step 4: Simplify right side
    1,080,300,565.36x = 872,520,024,329,092,352
  5. Step 5: Solve for x
    x = 872,520,024,329,092,352/1,080,300,565.36
  6. Step 6: Final answer
    x = 807,664,137.47

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Half scale
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Double scale
Find fourth proportional to 1,080,300,566.36, 1,490,816,294.33 and 585,263,274.86
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.