Home / 91,794,455.80-137,544,717.30-48,607,329.40

Finding the Fourth Proportional to 91,794,455.80, 137,544,717.30 and 48,607,329.40

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Solution

The fourth proportional to 91,794,455.80, 137,544,717.30 and 48,607,329.40 is: 72,833,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,794,455.80 : 137,544,717.30 = 48,607,329.40 : x
  2. Step 2: Convert to fraction form
    91,794,455.80/137,544,717.30 = 48,607,329.40/x
  3. Step 3: Cross multiply
    91,794,455.80x = 137,544,717.30 × 48,607,329.40
  4. Step 4: Simplify right side
    91,794,455.80x = 6,685,681,381,030,979
  5. Step 5: Solve for x
    x = 6,685,681,381,030,979/91,794,455.80
  6. Step 6: Final answer
    x = 72,833,171.92

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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.