Home / 1,349,838,517.98-1,862,779,889.24-755,132,933.70

Finding the Fourth Proportional to 1,349,838,517.98, 1,862,779,889.24 and 755,132,933.70

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Solution

The fourth proportional to 1,349,838,517.98, 1,862,779,889.24 and 755,132,933.70 is: 1,042,084,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,838,517.98 : 1,862,779,889.24 = 755,132,933.70 : x
  2. Step 2: Convert to fraction form
    1,349,838,517.98/1,862,779,889.24 = 755,132,933.70/x
  3. Step 3: Cross multiply
    1,349,838,517.98x = 1,862,779,889.24 × 755,132,933.70
  4. Step 4: Simplify right side
    1,349,838,517.98x = 1,406,646,442,599,162,368
  5. Step 5: Solve for x
    x = 1,406,646,442,599,162,368/1,349,838,517.98
  6. Step 6: Final answer
    x = 1,042,084,978.21

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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.