Home / 82,814,529.60-124,221,794.40-58,628,059.20

Finding the Fourth Proportional to 82,814,529.60, 124,221,794.40 and 58,628,059.20

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Solution

The fourth proportional to 82,814,529.60, 124,221,794.40 and 58,628,059.20 is: 87,942,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,814,529.60 : 124,221,794.40 = 58,628,059.20 : x
  2. Step 2: Convert to fraction form
    82,814,529.60/124,221,794.40 = 58,628,059.20/x
  3. Step 3: Cross multiply
    82,814,529.60x = 124,221,794.40 × 58,628,059.20
  4. Step 4: Simplify right side
    82,814,529.60x = 7,282,882,716,013,429
  5. Step 5: Solve for x
    x = 7,282,882,716,013,429/82,814,529.60
  6. Step 6: Final answer
    x = 87,942,088.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.