Home / 7,162,980,158.12-9,884,951,832.72-4,154,016,881.48

Finding the Fourth Proportional to 7,162,980,158.12, 9,884,951,832.72 and 4,154,016,881.48

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Solution

The fourth proportional to 7,162,980,158.12, 9,884,951,832.72 and 4,154,016,881.48 is: 5,732,566,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,980,158.12 : 9,884,951,832.72 = 4,154,016,881.48 : x
  2. Step 2: Convert to fraction form
    7,162,980,158.12/9,884,951,832.72 = 4,154,016,881.48/x
  3. Step 3: Cross multiply
    7,162,980,158.12x = 9,884,951,832.72 × 4,154,016,881.48
  4. Step 4: Simplify right side
    7,162,980,158.12x = 41,062,256,785,735,540,736
  5. Step 5: Solve for x
    x = 41,062,256,785,735,540,736/7,162,980,158.12
  6. Step 6: Final answer
    x = 5,732,566,038.06

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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.