Home / 69,009,411,616.20-103,514,117,424.30-27,680,208,006.60

Finding the Fourth Proportional to 69,009,411,616.20, 103,514,117,424.30 and 27,680,208,006.60

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Solution

The fourth proportional to 69,009,411,616.20, 103,514,117,424.30 and 27,680,208,006.60 is: 41,520,312,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,009,411,616.20 : 103,514,117,424.30 = 27,680,208,006.60 : x
  2. Step 2: Convert to fraction form
    69,009,411,616.20/103,514,117,424.30 = 27,680,208,006.60/x
  3. Step 3: Cross multiply
    69,009,411,616.20x = 103,514,117,424.30 × 27,680,208,006.60
  4. Step 4: Simplify right side
    69,009,411,616.20x = 2,865,292,301,924,241,506,304
  5. Step 5: Solve for x
    x = 2,865,292,301,924,241,506,304/69,009,411,616.20
  6. Step 6: Final answer
    x = 41,520,312,009.90

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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.