Home / 79,779,259.71-119,423,447.51-52,053,476.90

Finding the Fourth Proportional to 79,779,259.71, 119,423,447.51 and 52,053,476.90

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Solution

The fourth proportional to 79,779,259.71, 119,423,447.51 and 52,053,476.90 is: 77,920,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,779,259.71 : 119,423,447.51 = 52,053,476.90 : x
  2. Step 2: Convert to fraction form
    79,779,259.71/119,423,447.51 = 52,053,476.90/x
  3. Step 3: Cross multiply
    79,779,259.71x = 119,423,447.51 × 52,053,476.90
  4. Step 4: Simplify right side
    79,779,259.71x = 6,216,405,665,422,763
  5. Step 5: Solve for x
    x = 6,216,405,665,422,763/79,779,259.71
  6. Step 6: Final answer
    x = 77,920,072.06

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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.