Home / 103,518,000.10-155,217,951.15-38,823,915.70

Finding the Fourth Proportional to 103,518,000.10, 155,217,951.15 and 38,823,915.70

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Solution

The fourth proportional to 103,518,000.10, 155,217,951.15 and 38,823,915.70 is: 58,213,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,518,000.10 : 155,217,951.15 = 38,823,915.70 : x
  2. Step 2: Convert to fraction form
    103,518,000.10/155,217,951.15 = 38,823,915.70/x
  3. Step 3: Cross multiply
    103,518,000.10x = 155,217,951.15 × 38,823,915.70
  4. Step 4: Simplify right side
    103,518,000.10x = 6,026,168,650,574,319
  5. Step 5: Solve for x
    x = 6,026,168,650,574,319/103,518,000.10
  6. Step 6: Final answer
    x = 58,213,727.51

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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.