Home / 110,779,251.49-166,020,343.51-86,216,837.17

Finding the Fourth Proportional to 110,779,251.49, 166,020,343.51 and 86,216,837.17

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Solution

The fourth proportional to 110,779,251.49, 166,020,343.51 and 86,216,837.17 is: 129,209,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779,251.49 : 166,020,343.51 = 86,216,837.17 : x
  2. Step 2: Convert to fraction form
    110,779,251.49/166,020,343.51 = 86,216,837.17/x
  3. Step 3: Cross multiply
    110,779,251.49x = 166,020,343.51 × 86,216,837.17
  4. Step 4: Simplify right side
    110,779,251.49x = 14,313,748,923,309,136
  5. Step 5: Solve for x
    x = 14,313,748,923,309,136/110,779,251.49
  6. Step 6: Final answer
    x = 129,209,655.52

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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.