Home / 70,358,065.28-106,016,343.52-57,858,547.84

Finding the Fourth Proportional to 70,358,065.28, 106,016,343.52 and 57,858,547.84

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Solution

The fourth proportional to 70,358,065.28, 106,016,343.52 and 57,858,547.84 is: 87,181,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,358,065.28 : 106,016,343.52 = 57,858,547.84 : x
  2. Step 2: Convert to fraction form
    70,358,065.28/106,016,343.52 = 57,858,547.84/x
  3. Step 3: Cross multiply
    70,358,065.28x = 106,016,343.52 × 57,858,547.84
  4. Step 4: Simplify right side
    70,358,065.28x = 6,133,951,683,373,794
  5. Step 5: Solve for x
    x = 6,133,951,683,373,794/70,358,065.28
  6. Step 6: Final answer
    x = 87,181,926.61

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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.