Home / 99,740,573.40-149,484,888.90-48,512,285.40

Finding the Fourth Proportional to 99,740,573.40, 149,484,888.90 and 48,512,285.40

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Solution

The fourth proportional to 99,740,573.40, 149,484,888.90 and 48,512,285.40 is: 72,707,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,740,573.40 : 149,484,888.90 = 48,512,285.40 : x
  2. Step 2: Convert to fraction form
    99,740,573.40/149,484,888.90 = 48,512,285.40/x
  3. Step 3: Cross multiply
    99,740,573.40x = 149,484,888.90 × 48,512,285.40
  4. Step 4: Simplify right side
    99,740,573.40x = 7,251,853,593,304,092
  5. Step 5: Solve for x
    x = 7,251,853,593,304,092/99,740,573.40
  6. Step 6: Final answer
    x = 72,707,157.64

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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.