Home / 93,147,357.60-139,721,036.40-67,766,493.60

Finding the Fourth Proportional to 93,147,357.60, 139,721,036.40 and 67,766,493.60

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Solution

The fourth proportional to 93,147,357.60, 139,721,036.40 and 67,766,493.60 is: 101,649,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,147,357.60 : 139,721,036.40 = 67,766,493.60 : x
  2. Step 2: Convert to fraction form
    93,147,357.60/139,721,036.40 = 67,766,493.60/x
  3. Step 3: Cross multiply
    93,147,357.60x = 139,721,036.40 × 67,766,493.60
  4. Step 4: Simplify right side
    93,147,357.60x = 9,468,404,718,985,966
  5. Step 5: Solve for x
    x = 9,468,404,718,985,966/93,147,357.60
  6. Step 6: Final answer
    x = 101,649,740.40

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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.