Home / 898,346,800.60-1,347,520,200.90-438,048,035.80

Finding the Fourth Proportional to 898,346,800.60, 1,347,520,200.90 and 438,048,035.80

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Solution

The fourth proportional to 898,346,800.60, 1,347,520,200.90 and 438,048,035.80 is: 657,072,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,346,800.60 : 1,347,520,200.90 = 438,048,035.80 : x
  2. Step 2: Convert to fraction form
    898,346,800.60/1,347,520,200.90 = 438,048,035.80/x
  3. Step 3: Cross multiply
    898,346,800.60x = 1,347,520,200.90 × 438,048,035.80
  4. Step 4: Simplify right side
    898,346,800.60x = 590,278,577,205,066,496
  5. Step 5: Solve for x
    x = 590,278,577,205,066,496/898,346,800.60
  6. Step 6: Final answer
    x = 657,072,053.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.