Home / 843,079,893.59-1,163,572,010.14-485,779,264.92

Finding the Fourth Proportional to 843,079,893.59, 1,163,572,010.14 and 485,779,264.92

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Solution

The fourth proportional to 843,079,893.59, 1,163,572,010.14 and 485,779,264.92 is: 670,445,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,079,893.59 : 1,163,572,010.14 = 485,779,264.92 : x
  2. Step 2: Convert to fraction form
    843,079,893.59/1,163,572,010.14 = 485,779,264.92/x
  3. Step 3: Cross multiply
    843,079,893.59x = 1,163,572,010.14 × 485,779,264.92
  4. Step 4: Simplify right side
    843,079,893.59x = 565,239,155,766,081,600
  5. Step 5: Solve for x
    x = 565,239,155,766,081,600/843,079,893.59
  6. Step 6: Final answer
    x = 670,445,541.47

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Double scale
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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.