Home / 29,590,473,981.09-40,839,275,469.95-23,294,221,419.18

Finding the Fourth Proportional to 29,590,473,981.09, 40,839,275,469.95 and 23,294,221,419.18

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Solution

The fourth proportional to 29,590,473,981.09, 40,839,275,469.95 and 23,294,221,419.18 is: 32,149,506,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,590,473,981.09 : 40,839,275,469.95 = 23,294,221,419.18 : x
  2. Step 2: Convert to fraction form
    29,590,473,981.09/40,839,275,469.95 = 23,294,221,419.18/x
  3. Step 3: Cross multiply
    29,590,473,981.09x = 40,839,275,469.95 × 23,294,221,419.18
  4. Step 4: Simplify right side
    29,590,473,981.09x = 951,319,125,396,018,298,880
  5. Step 5: Solve for x
    x = 951,319,125,396,018,298,880/29,590,473,981.09
  6. Step 6: Final answer
    x = 32,149,506,155.39

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Double scale
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1.5x scale

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.