Home / 99,470,387.40-149,205,581.10-59,060,070.60

Finding the Fourth Proportional to 99,470,387.40, 149,205,581.10 and 59,060,070.60

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Solution

The fourth proportional to 99,470,387.40, 149,205,581.10 and 59,060,070.60 is: 88,590,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,470,387.40 : 149,205,581.10 = 59,060,070.60 : x
  2. Step 2: Convert to fraction form
    99,470,387.40/149,205,581.10 = 59,060,070.60/x
  3. Step 3: Cross multiply
    99,470,387.40x = 149,205,581.10 × 59,060,070.60
  4. Step 4: Simplify right side
    99,470,387.40x = 8,812,092,153,680,026
  5. Step 5: Solve for x
    x = 8,812,092,153,680,026/99,470,387.40
  6. Step 6: Final answer
    x = 88,590,105.90

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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.