Home / 99,072,000.60-148,608,000.90-91,897,547.10

Finding the Fourth Proportional to 99,072,000.60, 148,608,000.90 and 91,897,547.10

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Solution

The fourth proportional to 99,072,000.60, 148,608,000.90 and 91,897,547.10 is: 137,846,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,000.60 : 148,608,000.90 = 91,897,547.10 : x
  2. Step 2: Convert to fraction form
    99,072,000.60/148,608,000.90 = 91,897,547.10/x
  3. Step 3: Cross multiply
    99,072,000.60x = 148,608,000.90 × 91,897,547.10
  4. Step 4: Simplify right side
    99,072,000.60x = 13,656,710,762,144,592
  5. Step 5: Solve for x
    x = 13,656,710,762,144,592/99,072,000.60
  6. Step 6: Final answer
    x = 137,846,320.65

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1.5x scale

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.