Home / 86,301,737.81-129,451,719.56-49,886,957.42

Finding the Fourth Proportional to 86,301,737.81, 129,451,719.56 and 49,886,957.42

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Solution

The fourth proportional to 86,301,737.81, 129,451,719.56 and 49,886,957.42 is: 74,829,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,301,737.81 : 129,451,719.56 = 49,886,957.42 : x
  2. Step 2: Convert to fraction form
    86,301,737.81/129,451,719.56 = 49,886,957.42/x
  3. Step 3: Cross multiply
    86,301,737.81x = 129,451,719.56 × 49,886,957.42
  4. Step 4: Simplify right side
    86,301,737.81x = 6,457,952,420,738,808
  5. Step 5: Solve for x
    x = 6,457,952,420,738,808/86,301,737.81
  6. Step 6: Final answer
    x = 74,829,923.30

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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.