Home / 73,742,428.80-110,361,700.80-64,672,502.40

Finding the Fourth Proportional to 73,742,428.80, 110,361,700.80 and 64,672,502.40

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Solution

The fourth proportional to 73,742,428.80, 110,361,700.80 and 64,672,502.40 is: 96,787,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,742,428.80 : 110,361,700.80 = 64,672,502.40 : x
  2. Step 2: Convert to fraction form
    73,742,428.80/110,361,700.80 = 64,672,502.40/x
  3. Step 3: Cross multiply
    73,742,428.80x = 110,361,700.80 × 64,672,502.40
  4. Step 4: Simplify right side
    73,742,428.80x = 7,137,367,359,856,082
  5. Step 5: Solve for x
    x = 7,137,367,359,856,082/73,742,428.80
  6. Step 6: Final answer
    x = 96,787,798.77

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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.