Home / 118,017,533,755.15-162,864,687,273.21-63,824,082,390.66

Finding the Fourth Proportional to 118,017,533,755.15, 162,864,687,273.21 and 63,824,082,390.66

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Solution

The fourth proportional to 118,017,533,755.15, 162,864,687,273.21 and 63,824,082,390.66 is: 88,077,499,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,017,533,755.15 : 162,864,687,273.21 = 63,824,082,390.66 : x
  2. Step 2: Convert to fraction form
    118,017,533,755.15/162,864,687,273.21 = 63,824,082,390.66/x
  3. Step 3: Cross multiply
    118,017,533,755.15x = 162,864,687,273.21 × 63,824,082,390.66
  4. Step 4: Simplify right side
    118,017,533,755.15x = 10,394,689,219,054,429,798,400
  5. Step 5: Solve for x
    x = 10,394,689,219,054,429,798,400/118,017,533,755.15
  6. Step 6: Final answer
    x = 88,077,499,065.69

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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.