Home / 1,324,720,809.75-1,828,126,807.31-730,026,631.67

Finding the Fourth Proportional to 1,324,720,809.75, 1,828,126,807.31 and 730,026,631.67

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Solution

The fourth proportional to 1,324,720,809.75, 1,828,126,807.31 and 730,026,631.67 is: 1,007,443,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,720,809.75 : 1,828,126,807.31 = 730,026,631.67 : x
  2. Step 2: Convert to fraction form
    1,324,720,809.75/1,828,126,807.31 = 730,026,631.67/x
  3. Step 3: Cross multiply
    1,324,720,809.75x = 1,828,126,807.31 × 730,026,631.67
  4. Step 4: Simplify right side
    1,324,720,809.75x = 1,334,581,255,406,150,400
  5. Step 5: Solve for x
    x = 1,334,581,255,406,150,400/1,324,720,809.75
  6. Step 6: Final answer
    x = 1,007,443,414.18

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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.