Home / 117,520,019.80-176,280,029.70-88,854,573.40

Finding the Fourth Proportional to 117,520,019.80, 176,280,029.70 and 88,854,573.40

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Solution

The fourth proportional to 117,520,019.80, 176,280,029.70 and 88,854,573.40 is: 133,281,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,520,019.80 : 176,280,029.70 = 88,854,573.40 : x
  2. Step 2: Convert to fraction form
    117,520,019.80/176,280,029.70 = 88,854,573.40/x
  3. Step 3: Cross multiply
    117,520,019.80x = 176,280,029.70 × 88,854,573.40
  4. Step 4: Simplify right side
    117,520,019.80x = 15,663,286,837,932,830
  5. Step 5: Solve for x
    x = 15,663,286,837,932,830/117,520,019.80
  6. Step 6: Final answer
    x = 133,281,860.10

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1.5x scale

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.