Home / 88,538,450.40-132,807,675.60-81,736,005.60

Finding the Fourth Proportional to 88,538,450.40, 132,807,675.60 and 81,736,005.60

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Solution

The fourth proportional to 88,538,450.40, 132,807,675.60 and 81,736,005.60 is: 122,604,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,538,450.40 : 132,807,675.60 = 81,736,005.60 : x
  2. Step 2: Convert to fraction form
    88,538,450.40/132,807,675.60 = 81,736,005.60/x
  3. Step 3: Cross multiply
    88,538,450.40x = 132,807,675.60 × 81,736,005.60
  4. Step 4: Simplify right side
    88,538,450.40x = 10,855,168,916,564,582
  5. Step 5: Solve for x
    x = 10,855,168,916,564,582/88,538,450.40
  6. Step 6: Final answer
    x = 122,604,008.40

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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.