Home / 66,102,737.60-99,169,852.80-31,996,035.20

Finding the Fourth Proportional to 66,102,737.60, 99,169,852.80 and 31,996,035.20

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Solution

The fourth proportional to 66,102,737.60, 99,169,852.80 and 31,996,035.20 is: 48,001,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,102,737.60 : 99,169,852.80 = 31,996,035.20 : x
  2. Step 2: Convert to fraction form
    66,102,737.60/99,169,852.80 = 31,996,035.20/x
  3. Step 3: Cross multiply
    66,102,737.60x = 99,169,852.80 × 31,996,035.20
  4. Step 4: Simplify right side
    66,102,737.60x = 3,173,042,100,967,618.50
  5. Step 5: Solve for x
    x = 3,173,042,100,967,618.50/66,102,737.60
  6. Step 6: Final answer
    x = 48,001,674.61

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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.