Home / 75,536,007.40-113,304,011.10-69,741,332.20

Finding the Fourth Proportional to 75,536,007.40, 113,304,011.10 and 69,741,332.20

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Solution

The fourth proportional to 75,536,007.40, 113,304,011.10 and 69,741,332.20 is: 104,611,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,536,007.40 : 113,304,011.10 = 69,741,332.20 : x
  2. Step 2: Convert to fraction form
    75,536,007.40/113,304,011.10 = 69,741,332.20/x
  3. Step 3: Cross multiply
    75,536,007.40x = 113,304,011.10 × 69,741,332.20
  4. Step 4: Simplify right side
    75,536,007.40x = 7,901,972,677,717,587
  5. Step 5: Solve for x
    x = 7,901,972,677,717,587/75,536,007.40
  6. Step 6: Final answer
    x = 104,611,998.30

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1.5x scale

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.