Home / 61,278,282,015.60-91,917,423,023.40-29,897,222,406.60

Finding the Fourth Proportional to 61,278,282,015.60, 91,917,423,023.40 and 29,897,222,406.60

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Solution

The fourth proportional to 61,278,282,015.60, 91,917,423,023.40 and 29,897,222,406.60 is: 44,845,833,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,278,282,015.60 : 91,917,423,023.40 = 29,897,222,406.60 : x
  2. Step 2: Convert to fraction form
    61,278,282,015.60/91,917,423,023.40 = 29,897,222,406.60/x
  3. Step 3: Cross multiply
    61,278,282,015.60x = 91,917,423,023.40 × 29,897,222,406.60
  4. Step 4: Simplify right side
    61,278,282,015.60x = 2,748,075,639,172,124,639,232
  5. Step 5: Solve for x
    x = 2,748,075,639,172,124,639,232/61,278,282,015.60
  6. Step 6: Final answer
    x = 44,845,833,609.90

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Double scale
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Similar ratio
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1.5x scale

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.