Home / 52,488,126.30-78,732,189.45-25,614,270.30

Finding the Fourth Proportional to 52,488,126.30, 78,732,189.45 and 25,614,270.30

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Solution

The fourth proportional to 52,488,126.30, 78,732,189.45 and 25,614,270.30 is: 38,421,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,126.30 : 78,732,189.45 = 25,614,270.30 : x
  2. Step 2: Convert to fraction form
    52,488,126.30/78,732,189.45 = 25,614,270.30/x
  3. Step 3: Cross multiply
    52,488,126.30x = 78,732,189.45 × 25,614,270.30
  4. Step 4: Simplify right side
    52,488,126.30x = 2,016,667,581,883,108.50
  5. Step 5: Solve for x
    x = 2,016,667,581,883,108.50/52,488,126.30
  6. Step 6: Final answer
    x = 38,421,405.45

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Half scale
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Double scale
Find fourth proportional to 52,488,127.30, 78,732,190.95 and 25,614,271.30
Similar ratio
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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.