Home / 247,169,528.10-370,754,292.15-138,330,411.30

Finding the Fourth Proportional to 247,169,528.10, 370,754,292.15 and 138,330,411.30

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Solution

The fourth proportional to 247,169,528.10, 370,754,292.15 and 138,330,411.30 is: 207,495,616.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,169,528.10 : 370,754,292.15 = 138,330,411.30 : x
  2. Step 2: Convert to fraction form
    247,169,528.10/370,754,292.15 = 138,330,411.30/x
  3. Step 3: Cross multiply
    247,169,528.10x = 370,754,292.15 × 138,330,411.30
  4. Step 4: Simplify right side
    247,169,528.10x = 51,286,593,724,349,864
  5. Step 5: Solve for x
    x = 51,286,593,724,349,864/247,169,528.10
  6. Step 6: Final answer
    x = 207,495,616.95

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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.