Home / 108,626,275.20-162,726,836.40-65,366,977.80

Finding the Fourth Proportional to 108,626,275.20, 162,726,836.40 and 65,366,977.80

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Solution

The fourth proportional to 108,626,275.20, 162,726,836.40 and 65,366,977.80 is: 97,922,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,626,275.20 : 162,726,836.40 = 65,366,977.80 : x
  2. Step 2: Convert to fraction form
    108,626,275.20/162,726,836.40 = 65,366,977.80/x
  3. Step 3: Cross multiply
    108,626,275.20x = 162,726,836.40 × 65,366,977.80
  4. Step 4: Simplify right side
    108,626,275.20x = 10,636,961,502,423,032
  5. Step 5: Solve for x
    x = 10,636,961,502,423,032/108,626,275.20
  6. Step 6: Final answer
    x = 97,922,546.67

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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.