Home / 709,204,998.40-1,062,911,702.40-344,914,950.40

Finding the Fourth Proportional to 709,204,998.40, 1,062,911,702.40 and 344,914,950.40

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Solution

The fourth proportional to 709,204,998.40, 1,062,911,702.40 and 344,914,950.40 is: 516,936,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,204,998.40 : 1,062,911,702.40 = 344,914,950.40 : x
  2. Step 2: Convert to fraction form
    709,204,998.40/1,062,911,702.40 = 344,914,950.40/x
  3. Step 3: Cross multiply
    709,204,998.40x = 1,062,911,702.40 × 344,914,950.40
  4. Step 4: Simplify right side
    709,204,998.40x = 366,614,137,112,875,520
  5. Step 5: Solve for x
    x = 366,614,137,112,875,520/709,204,998.40
  6. Step 6: Final answer
    x = 516,936,764.32

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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.