Home / 70,358,066.28-106,016,345.03-57,858,548.84

Finding the Fourth Proportional to 70,358,066.28, 106,016,345.03 and 57,858,548.84

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Solution

The fourth proportional to 70,358,066.28, 106,016,345.03 and 57,858,548.84 is: 87,181,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,358,066.28 : 106,016,345.03 = 57,858,548.84 : x
  2. Step 2: Convert to fraction form
    70,358,066.28/106,016,345.03 = 57,858,548.84/x
  3. Step 3: Cross multiply
    70,358,066.28x = 106,016,345.03 × 57,858,548.84
  4. Step 4: Simplify right side
    70,358,066.28x = 6,133,951,876,756,547
  5. Step 5: Solve for x
    x = 6,133,951,876,756,547/70,358,066.28
  6. Step 6: Final answer
    x = 87,181,928.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.