Home / 81,269,064.96-112,148,784-44,598,693.12

Finding the Fourth Proportional to 81,269,064.96, 112,148,784 and 44,598,693.12

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Solution

The fourth proportional to 81,269,064.96, 112,148,784 and 44,598,693.12 is: 61,544,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,269,064.96 : 112,148,784 = 44,598,693.12 : x
  2. Step 2: Convert to fraction form
    81,269,064.96/112,148,784 = 44,598,693.12/x
  3. Step 3: Cross multiply
    81,269,064.96x = 112,148,784 × 44,598,693.12
  4. Step 4: Simplify right side
    81,269,064.96x = 5,001,689,201,397,166
  5. Step 5: Solve for x
    x = 5,001,689,201,397,166/81,269,064.96
  6. Step 6: Final answer
    x = 61,544,810.49

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Double scale
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1.5x scale

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.