Home / 295,091,536.80-442,920,740.40-149,689,279.20

Finding the Fourth Proportional to 295,091,536.80, 442,920,740.40 and 149,689,279.20

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Solution

The fourth proportional to 295,091,536.80, 442,920,740.40 and 149,689,279.20 is: 224,677,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,091,536.80 : 442,920,740.40 = 149,689,279.20 : x
  2. Step 2: Convert to fraction form
    295,091,536.80/442,920,740.40 = 149,689,279.20/x
  3. Step 3: Cross multiply
    295,091,536.80x = 442,920,740.40 × 149,689,279.20
  4. Step 4: Simplify right side
    295,091,536.80x = 66,300,486,373,206,312
  5. Step 5: Solve for x
    x = 66,300,486,373,206,312/295,091,536.80
  6. Step 6: Final answer
    x = 224,677,695.24

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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.