Home / 132,075,349.10-198,113,023.65-82,970,200.70

Finding the Fourth Proportional to 132,075,349.10, 198,113,023.65 and 82,970,200.70

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Solution

The fourth proportional to 132,075,349.10, 198,113,023.65 and 82,970,200.70 is: 124,455,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,075,349.10 : 198,113,023.65 = 82,970,200.70 : x
  2. Step 2: Convert to fraction form
    132,075,349.10/198,113,023.65 = 82,970,200.70/x
  3. Step 3: Cross multiply
    132,075,349.10x = 198,113,023.65 × 82,970,200.70
  4. Step 4: Simplify right side
    132,075,349.10x = 16,437,477,333,524,348
  5. Step 5: Solve for x
    x = 16,437,477,333,524,348/132,075,349.10
  6. Step 6: Final answer
    x = 124,455,301.05

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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.