Home / 107,779,140.60-161,668,710.90-53,217,864.60

Finding the Fourth Proportional to 107,779,140.60, 161,668,710.90 and 53,217,864.60

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Solution

The fourth proportional to 107,779,140.60, 161,668,710.90 and 53,217,864.60 is: 79,826,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,779,140.60 : 161,668,710.90 = 53,217,864.60 : x
  2. Step 2: Convert to fraction form
    107,779,140.60/161,668,710.90 = 53,217,864.60/x
  3. Step 3: Cross multiply
    107,779,140.60x = 161,668,710.90 × 53,217,864.60
  4. Step 4: Simplify right side
    107,779,140.60x = 8,603,663,566,732,745
  5. Step 5: Solve for x
    x = 8,603,663,566,732,745/107,779,140.60
  6. Step 6: Final answer
    x = 79,826,796.90

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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.