Home / 118,026,050.35-162,876,106.38-65,101,571.12

Finding the Fourth Proportional to 118,026,050.35, 162,876,106.38 and 65,101,571.12

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Solution

The fourth proportional to 118,026,050.35, 162,876,106.38 and 65,101,571.12 is: 89,840,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026,050.35 : 162,876,106.38 = 65,101,571.12 : x
  2. Step 2: Convert to fraction form
    118,026,050.35/162,876,106.38 = 65,101,571.12/x
  3. Step 3: Cross multiply
    118,026,050.35x = 162,876,106.38 × 65,101,571.12
  4. Step 4: Simplify right side
    118,026,050.35x = 10,603,490,422,615,528
  5. Step 5: Solve for x
    x = 10,603,490,422,615,528/118,026,050.35
  6. Step 6: Final answer
    x = 89,840,254.68

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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.