Home / 1,349,838,516.85-1,862,779,887.69-755,132,932.59

Finding the Fourth Proportional to 1,349,838,516.85, 1,862,779,887.69 and 755,132,932.59

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Solution

The fourth proportional to 1,349,838,516.85, 1,862,779,887.69 and 755,132,932.59 is: 1,042,084,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,838,516.85 : 1,862,779,887.69 = 755,132,932.59 : x
  2. Step 2: Convert to fraction form
    1,349,838,516.85/1,862,779,887.69 = 755,132,932.59/x
  3. Step 3: Cross multiply
    1,349,838,516.85x = 1,862,779,887.69 × 755,132,932.59
  4. Step 4: Simplify right side
    1,349,838,516.85x = 1,406,646,439,361,020,672
  5. Step 5: Solve for x
    x = 1,406,646,439,361,020,672/1,349,838,516.85
  6. Step 6: Final answer
    x = 1,042,084,976.69

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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.