Home / 266,779,679.52-368,194,622.76-153,727,176.90

Finding the Fourth Proportional to 266,779,679.52, 368,194,622.76 and 153,727,176.90

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Solution

The fourth proportional to 266,779,679.52, 368,194,622.76 and 153,727,176.90 is: 212,165,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,779,679.52 : 368,194,622.76 = 153,727,176.90 : x
  2. Step 2: Convert to fraction form
    266,779,679.52/368,194,622.76 = 153,727,176.90/x
  3. Step 3: Cross multiply
    266,779,679.52x = 368,194,622.76 × 153,727,176.90
  4. Step 4: Simplify right side
    266,779,679.52x = 56,601,519,906,655,288
  5. Step 5: Solve for x
    x = 56,601,519,906,655,288/266,779,679.52
  6. Step 6: Final answer
    x = 212,165,784.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.