Home / 839,810,001.30-1,259,715,001.95-294,354,705.30

Finding the Fourth Proportional to 839,810,001.30, 1,259,715,001.95 and 294,354,705.30

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Solution

The fourth proportional to 839,810,001.30, 1,259,715,001.95 and 294,354,705.30 is: 441,532,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,810,001.30 : 1,259,715,001.95 = 294,354,705.30 : x
  2. Step 2: Convert to fraction form
    839,810,001.30/1,259,715,001.95 = 294,354,705.30/x
  3. Step 3: Cross multiply
    839,810,001.30x = 1,259,715,001.95 × 294,354,705.30
  4. Step 4: Simplify right side
    839,810,001.30x = 370,803,038,160,981,184
  5. Step 5: Solve for x
    x = 370,803,038,160,981,184/839,810,001.30
  6. Step 6: Final answer
    x = 441,532,057.95

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Similar ratio
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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.