Home / 1,080,300,572.67-1,490,816,303.04-585,263,281.17

Finding the Fourth Proportional to 1,080,300,572.67, 1,490,816,303.04 and 585,263,281.17

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Solution

The fourth proportional to 1,080,300,572.67, 1,490,816,303.04 and 585,263,281.17 is: 807,664,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,300,572.67 : 1,490,816,303.04 = 585,263,281.17 : x
  2. Step 2: Convert to fraction form
    1,080,300,572.67/1,490,816,303.04 = 585,263,281.17/x
  3. Step 3: Cross multiply
    1,080,300,572.67x = 1,490,816,303.04 × 585,263,281.17
  4. Step 4: Simplify right side
    1,080,300,572.67x = 872,520,041,138,919,296
  5. Step 5: Solve for x
    x = 872,520,041,138,919,296/1,080,300,572.67
  6. Step 6: Final answer
    x = 807,664,147.56

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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.