Home / 98,496,005.60-138,121,156-98,496,005.60

Finding the Fourth Proportional to 98,496,005.60, 138,121,156 and 98,496,005.60

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Solution

The fourth proportional to 98,496,005.60, 138,121,156 and 98,496,005.60 is: 138,121,156

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,005.60 : 138,121,156 = 98,496,005.60 : x
  2. Step 2: Convert to fraction form
    98,496,005.60/138,121,156 = 98,496,005.60/x
  3. Step 3: Cross multiply
    98,496,005.60x = 138,121,156 × 98,496,005.60
  4. Step 4: Simplify right side
    98,496,005.60x = 13,604,382,154,854,472
  5. Step 5: Solve for x
    x = 13,604,382,154,854,472/98,496,005.60
  6. Step 6: Final answer
    x = 138,121,156

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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.