Home / 752,716,095.39-1,038,687,312.45-435,196,713.17

Finding the Fourth Proportional to 752,716,095.39, 1,038,687,312.45 and 435,196,713.17

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Solution

The fourth proportional to 752,716,095.39, 1,038,687,312.45 and 435,196,713.17 is: 600,536,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,716,095.39 : 1,038,687,312.45 = 435,196,713.17 : x
  2. Step 2: Convert to fraction form
    752,716,095.39/1,038,687,312.45 = 435,196,713.17/x
  3. Step 3: Cross multiply
    752,716,095.39x = 1,038,687,312.45 × 435,196,713.17
  4. Step 4: Simplify right side
    752,716,095.39x = 452,033,304,389,620,864
  5. Step 5: Solve for x
    x = 452,033,304,389,620,864/752,716,095.39
  6. Step 6: Final answer
    x = 600,536,254.18

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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.