Home / 223,550,874.72-308,500,221.33-124,429,488.30

Finding the Fourth Proportional to 223,550,874.72, 308,500,221.33 and 124,429,488.30

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Solution

The fourth proportional to 223,550,874.72, 308,500,221.33 and 124,429,488.30 is: 171,712,701.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,550,874.72 : 308,500,221.33 = 124,429,488.30 : x
  2. Step 2: Convert to fraction form
    223,550,874.72/308,500,221.33 = 124,429,488.30/x
  3. Step 3: Cross multiply
    223,550,874.72x = 308,500,221.33 × 124,429,488.30
  4. Step 4: Simplify right side
    223,550,874.72x = 38,386,524,680,528,640
  5. Step 5: Solve for x
    x = 38,386,524,680,528,640/223,550,874.72
  6. Step 6: Final answer
    x = 171,712,701.77

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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.