Home / 1,434,917,293.03-1,980,227,833.10-840,146,129.83

Finding the Fourth Proportional to 1,434,917,293.03, 1,980,227,833.10 and 840,146,129.83

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Solution

The fourth proportional to 1,434,917,293.03, 1,980,227,833.10 and 840,146,129.83 is: 1,159,426,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,917,293.03 : 1,980,227,833.10 = 840,146,129.83 : x
  2. Step 2: Convert to fraction form
    1,434,917,293.03/1,980,227,833.10 = 840,146,129.83/x
  3. Step 3: Cross multiply
    1,434,917,293.03x = 1,980,227,833.10 × 840,146,129.83
  4. Step 4: Simplify right side
    1,434,917,293.03x = 1,663,680,750,160,612,096
  5. Step 5: Solve for x
    x = 1,663,680,750,160,612,096/1,434,917,293.03
  6. Step 6: Final answer
    x = 1,159,426,231.91

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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.