Home / 118,036,271.44-162,901,765.47-88,215,126.76

Finding the Fourth Proportional to 118,036,271.44, 162,901,765.47 and 88,215,126.76

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Solution

The fourth proportional to 118,036,271.44, 162,901,765.47 and 88,215,126.76 is: 121,745,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,036,271.44 : 162,901,765.47 = 88,215,126.76 : x
  2. Step 2: Convert to fraction form
    118,036,271.44/162,901,765.47 = 88,215,126.76/x
  3. Step 3: Cross multiply
    118,036,271.44x = 162,901,765.47 × 88,215,126.76
  4. Step 4: Simplify right side
    118,036,271.44x = 14,370,399,890,363,842
  5. Step 5: Solve for x
    x = 14,370,399,890,363,842/118,036,271.44
  6. Step 6: Final answer
    x = 121,745,627.13

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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.