Home / 79,298,706,843.62-118,913,155,191.40-42,024,965,653.70

Finding the Fourth Proportional to 79,298,706,843.62, 118,913,155,191.40 and 42,024,965,653.70

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Solution

The fourth proportional to 79,298,706,843.62, 118,913,155,191.40 and 42,024,965,653.70 is: 63,018,950,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,298,706,843.62 : 118,913,155,191.40 = 42,024,965,653.70 : x
  2. Step 2: Convert to fraction form
    79,298,706,843.62/118,913,155,191.40 = 42,024,965,653.70/x
  3. Step 3: Cross multiply
    79,298,706,843.62x = 118,913,155,191.40 × 42,024,965,653.70
  4. Step 4: Simplify right side
    79,298,706,843.62x = 4,997,321,262,691,444,064,256
  5. Step 5: Solve for x
    x = 4,997,321,262,691,444,064,256/79,298,706,843.62
  6. Step 6: Final answer
    x = 63,018,950,265.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.