Home / 145,626,645.70-218,439,968.55-37,921,269.70

Finding the Fourth Proportional to 145,626,645.70, 218,439,968.55 and 37,921,269.70

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Solution

The fourth proportional to 145,626,645.70, 218,439,968.55 and 37,921,269.70 is: 56,881,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,626,645.70 : 218,439,968.55 = 37,921,269.70 : x
  2. Step 2: Convert to fraction form
    145,626,645.70/218,439,968.55 = 37,921,269.70/x
  3. Step 3: Cross multiply
    145,626,645.70x = 218,439,968.55 × 37,921,269.70
  4. Step 4: Simplify right side
    145,626,645.70x = 8,283,520,960,644,069
  5. Step 5: Solve for x
    x = 8,283,520,960,644,069/145,626,645.70
  6. Step 6: Final answer
    x = 56,881,904.55

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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.