Home / 291,675,904.90-437,443,873.35-168,588,045.70

Finding the Fourth Proportional to 291,675,904.90, 437,443,873.35 and 168,588,045.70

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Solution

The fourth proportional to 291,675,904.90, 437,443,873.35 and 168,588,045.70 is: 252,841,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,675,904.90 : 437,443,873.35 = 168,588,045.70 : x
  2. Step 2: Convert to fraction form
    291,675,904.90/437,443,873.35 = 168,588,045.70/x
  3. Step 3: Cross multiply
    291,675,904.90x = 437,443,873.35 × 168,588,045.70
  4. Step 4: Simplify right side
    291,675,904.90x = 73,747,807,711,514,816
  5. Step 5: Solve for x
    x = 73,747,807,711,514,816/291,675,904.90
  6. Step 6: Final answer
    x = 252,841,617.95

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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.