Home / 82,944,066.70-124,416,100.05-52,785,628.30

Finding the Fourth Proportional to 82,944,066.70, 124,416,100.05 and 52,785,628.30

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Solution

The fourth proportional to 82,944,066.70, 124,416,100.05 and 52,785,628.30 is: 79,178,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,066.70 : 124,416,100.05 = 52,785,628.30 : x
  2. Step 2: Convert to fraction form
    82,944,066.70/124,416,100.05 = 52,785,628.30/x
  3. Step 3: Cross multiply
    82,944,066.70x = 124,416,100.05 × 52,785,628.30
  4. Step 4: Simplify right side
    82,944,066.70x = 6,567,382,011,774,911
  5. Step 5: Solve for x
    x = 6,567,382,011,774,911/82,944,066.70
  6. Step 6: Final answer
    x = 79,178,442.45

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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.