Home / 177,853,296.30-266,779,944.45-147,620,208.30

Finding the Fourth Proportional to 177,853,296.30, 266,779,944.45 and 147,620,208.30

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Solution

The fourth proportional to 177,853,296.30, 266,779,944.45 and 147,620,208.30 is: 221,430,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,853,296.30 : 266,779,944.45 = 147,620,208.30 : x
  2. Step 2: Convert to fraction form
    177,853,296.30/266,779,944.45 = 147,620,208.30/x
  3. Step 3: Cross multiply
    177,853,296.30x = 266,779,944.45 × 147,620,208.30
  4. Step 4: Simplify right side
    177,853,296.30x = 39,382,110,969,971,432
  5. Step 5: Solve for x
    x = 39,382,110,969,971,432/177,853,296.30
  6. Step 6: Final answer
    x = 221,430,312.45

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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.