Home / 147,020,728.60-220,531,092.90-60,730,456.60

Finding the Fourth Proportional to 147,020,728.60, 220,531,092.90 and 60,730,456.60

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Solution

The fourth proportional to 147,020,728.60, 220,531,092.90 and 60,730,456.60 is: 91,095,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,020,728.60 : 220,531,092.90 = 60,730,456.60 : x
  2. Step 2: Convert to fraction form
    147,020,728.60/220,531,092.90 = 60,730,456.60/x
  3. Step 3: Cross multiply
    147,020,728.60x = 220,531,092.90 × 60,730,456.60
  4. Step 4: Simplify right side
    147,020,728.60x = 13,392,953,966,314,018
  5. Step 5: Solve for x
    x = 13,392,953,966,314,018/147,020,728.60
  6. Step 6: Final answer
    x = 91,095,684.90

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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.