Home / 98,496,021.60-138,121,178.40-98,496,021.60

Finding the Fourth Proportional to 98,496,021.60, 138,121,178.40 and 98,496,021.60

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Solution

The fourth proportional to 98,496,021.60, 138,121,178.40 and 98,496,021.60 is: 138,121,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,021.60 : 138,121,178.40 = 98,496,021.60 : x
  2. Step 2: Convert to fraction form
    98,496,021.60/138,121,178.40 = 98,496,021.60/x
  3. Step 3: Cross multiply
    98,496,021.60x = 138,121,178.40 × 98,496,021.60
  4. Step 4: Simplify right side
    98,496,021.60x = 13,604,386,571,103,854
  5. Step 5: Solve for x
    x = 13,604,386,571,103,854/98,496,021.60
  6. Step 6: Final answer
    x = 138,121,178.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.