Home / 217,266,590.50-299,835,779.39-124,465,034.48

Finding the Fourth Proportional to 217,266,590.50, 299,835,779.39 and 124,465,034.48

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Solution

The fourth proportional to 217,266,590.50, 299,835,779.39 and 124,465,034.48 is: 171,766,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,266,590.50 : 299,835,779.39 = 124,465,034.48 : x
  2. Step 2: Convert to fraction form
    217,266,590.50/299,835,779.39 = 124,465,034.48/x
  3. Step 3: Cross multiply
    217,266,590.50x = 299,835,779.39 × 124,465,034.48
  4. Step 4: Simplify right side
    217,266,590.50x = 37,319,070,618,926,000
  5. Step 5: Solve for x
    x = 37,319,070,618,926,000/217,266,590.50
  6. Step 6: Final answer
    x = 171,766,264.36

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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.