Home / 94,450,785.28-130,374,693.12-55,305,144.16

Finding the Fourth Proportional to 94,450,785.28, 130,374,693.12 and 55,305,144.16

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Solution

The fourth proportional to 94,450,785.28, 130,374,693.12 and 55,305,144.16 is: 76,340,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,450,785.28 : 130,374,693.12 = 55,305,144.16 : x
  2. Step 2: Convert to fraction form
    94,450,785.28/130,374,693.12 = 55,305,144.16/x
  3. Step 3: Cross multiply
    94,450,785.28x = 130,374,693.12 × 55,305,144.16
  4. Step 4: Simplify right side
    94,450,785.28x = 7,210,391,197,817,360
  5. Step 5: Solve for x
    x = 7,210,391,197,817,360/94,450,785.28
  6. Step 6: Final answer
    x = 76,340,193.22

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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.