Home / 89,545,277.80-134,317,916.70-70,061,732.20

Finding the Fourth Proportional to 89,545,277.80, 134,317,916.70 and 70,061,732.20

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Solution

The fourth proportional to 89,545,277.80, 134,317,916.70 and 70,061,732.20 is: 105,092,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,545,277.80 : 134,317,916.70 = 70,061,732.20 : x
  2. Step 2: Convert to fraction form
    89,545,277.80/134,317,916.70 = 70,061,732.20/x
  3. Step 3: Cross multiply
    89,545,277.80x = 134,317,916.70 × 70,061,732.20
  4. Step 4: Simplify right side
    89,545,277.80x = 9,410,545,909,497,308
  5. Step 5: Solve for x
    x = 9,410,545,909,497,308/89,545,277.80
  6. Step 6: Final answer
    x = 105,092,598.30

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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.