Home / 900,653,736.60-1,242,261,423.42-826,553,583.90

Finding the Fourth Proportional to 900,653,736.60, 1,242,261,423.42 and 826,553,583.90

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Solution

The fourth proportional to 900,653,736.60, 1,242,261,423.42 and 826,553,583.90 is: 1,140,055,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,653,736.60 : 1,242,261,423.42 = 826,553,583.90 : x
  2. Step 2: Convert to fraction form
    900,653,736.60/1,242,261,423.42 = 826,553,583.90/x
  3. Step 3: Cross multiply
    900,653,736.60x = 1,242,261,423.42 × 826,553,583.90
  4. Step 4: Simplify right side
    900,653,736.60x = 1,026,795,631,668,516,480
  5. Step 5: Solve for x
    x = 1,026,795,631,668,516,480/900,653,736.60
  6. Step 6: Final answer
    x = 1,140,055,928.20

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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.