Home / 307,583,423.39-461,376,332.08-74,413,761.21

Finding the Fourth Proportional to 307,583,423.39, 461,376,332.08 and 74,413,761.21

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Solution

The fourth proportional to 307,583,423.39, 461,376,332.08 and 74,413,761.21 is: 111,620,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,583,423.39 : 461,376,332.08 = 74,413,761.21 : x
  2. Step 2: Convert to fraction form
    307,583,423.39/461,376,332.08 = 74,413,761.21/x
  3. Step 3: Cross multiply
    307,583,423.39x = 461,376,332.08 × 74,413,761.21
  4. Step 4: Simplify right side
    307,583,423.39x = 34,332,748,203,160,744
  5. Step 5: Solve for x
    x = 34,332,748,203,160,744/307,583,423.39
  6. Step 6: Final answer
    x = 111,620,931.40

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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.