Home / 19,738,859,862.78-29,609,246,475.45-6,472,944,590.22

Finding the Fourth Proportional to 19,738,859,862.78, 29,609,246,475.45 and 6,472,944,590.22

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Solution

The fourth proportional to 19,738,859,862.78, 29,609,246,475.45 and 6,472,944,590.22 is: 9,709,730,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,859,862.78 : 29,609,246,475.45 = 6,472,944,590.22 : x
  2. Step 2: Convert to fraction form
    19,738,859,862.78/29,609,246,475.45 = 6,472,944,590.22/x
  3. Step 3: Cross multiply
    19,738,859,862.78x = 29,609,246,475.45 × 6,472,944,590.22
  4. Step 4: Simplify right side
    19,738,859,862.78x = 191,659,011,793,754,685,440
  5. Step 5: Solve for x
    x = 191,659,011,793,754,685,440/19,738,859,862.78
  6. Step 6: Final answer
    x = 9,709,730,608.87

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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.