Home / 107,779,626.10-161,669,439.15-53,218,350.10

Finding the Fourth Proportional to 107,779,626.10, 161,669,439.15 and 53,218,350.10

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Solution

The fourth proportional to 107,779,626.10, 161,669,439.15 and 53,218,350.10 is: 79,827,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,779,626.10 : 161,669,439.15 = 53,218,350.10 : x
  2. Step 2: Convert to fraction form
    107,779,626.10/161,669,439.15 = 53,218,350.10/x
  3. Step 3: Cross multiply
    107,779,626.10x = 161,669,439.15 × 53,218,350.10
  4. Step 4: Simplify right side
    107,779,626.10x = 8,603,780,813,155,347
  5. Step 5: Solve for x
    x = 8,603,780,813,155,347/107,779,626.10
  6. Step 6: Final answer
    x = 79,827,525.15

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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.