Home / 1,988,110,207,077.60-2,743,659,780,646.40-1,153,753,298,665.40

Finding the Fourth Proportional to 1,988,110,207,077.60, 2,743,659,780,646.40 and 1,153,753,298,665.40

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Solution

The fourth proportional to 1,988,110,207,077.60, 2,743,659,780,646.40 and 1,153,753,298,665.40 is: 1,592,218,837,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,110,207,077.60 : 2,743,659,780,646.40 = 1,153,753,298,665.40 : x
  2. Step 2: Convert to fraction form
    1,988,110,207,077.60/2,743,659,780,646.40 = 1,153,753,298,665.40/x
  3. Step 3: Cross multiply
    1,988,110,207,077.60x = 2,743,659,780,646.40 × 1,153,753,298,665.40
  4. Step 4: Simplify right side
    1,988,110,207,077.60x = 3,165,506,522,336,371,226,443,776
  5. Step 5: Solve for x
    x = 3,165,506,522,336,371,226,443,776/1,988,110,207,077.60
  6. Step 6: Final answer
    x = 1,592,218,837,299.50

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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.