Home / 144,012,807.66-215,931,733.92-56,469,446.45

Finding the Fourth Proportional to 144,012,807.66, 215,931,733.92 and 56,469,446.45

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Solution

The fourth proportional to 144,012,807.66, 215,931,733.92 and 56,469,446.45 is: 84,669,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,012,807.66 : 215,931,733.92 = 56,469,446.45 : x
  2. Step 2: Convert to fraction form
    144,012,807.66/215,931,733.92 = 56,469,446.45/x
  3. Step 3: Cross multiply
    144,012,807.66x = 215,931,733.92 × 56,469,446.45
  4. Step 4: Simplify right side
    144,012,807.66x = 12,193,545,484,089,082
  5. Step 5: Solve for x
    x = 12,193,545,484,089,082/144,012,807.66
  6. Step 6: Final answer
    x = 84,669,868.48

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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.