Home / 79,835,496,701.64-110,155,372,018.68-47,266,538,338.32

Finding the Fourth Proportional to 79,835,496,701.64, 110,155,372,018.68 and 47,266,538,338.32

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Solution

The fourth proportional to 79,835,496,701.64, 110,155,372,018.68 and 47,266,538,338.32 is: 65,217,394,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,835,496,701.64 : 110,155,372,018.68 = 47,266,538,338.32 : x
  2. Step 2: Convert to fraction form
    79,835,496,701.64/110,155,372,018.68 = 47,266,538,338.32/x
  3. Step 3: Cross multiply
    79,835,496,701.64x = 110,155,372,018.68 × 47,266,538,338.32
  4. Step 4: Simplify right side
    79,835,496,701.64x = 5,206,663,114,692,840,390,656
  5. Step 5: Solve for x
    x = 5,206,663,114,692,840,390,656/79,835,496,701.64
  6. Step 6: Final answer
    x = 65,217,394,890.79

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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.