Home / 907,149,342.54-1,251,929,010.93-549,932,175.18

Finding the Fourth Proportional to 907,149,342.54, 1,251,929,010.93 and 549,932,175.18

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Solution

The fourth proportional to 907,149,342.54, 1,251,929,010.93 and 549,932,175.18 is: 758,944,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,149,342.54 : 1,251,929,010.93 = 549,932,175.18 : x
  2. Step 2: Convert to fraction form
    907,149,342.54/1,251,929,010.93 = 549,932,175.18/x
  3. Step 3: Cross multiply
    907,149,342.54x = 1,251,929,010.93 × 549,932,175.18
  4. Step 4: Simplify right side
    907,149,342.54x = 688,476,044,151,680,896
  5. Step 5: Solve for x
    x = 688,476,044,151,680,896/907,149,342.54
  6. Step 6: Final answer
    x = 758,944,544.04

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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.