Home / 295,488,031.60-443,232,047.40-80,077,279.60

Finding the Fourth Proportional to 295,488,031.60, 443,232,047.40 and 80,077,279.60

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Solution

The fourth proportional to 295,488,031.60, 443,232,047.40 and 80,077,279.60 is: 120,115,919.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,031.60 : 443,232,047.40 = 80,077,279.60 : x
  2. Step 2: Convert to fraction form
    295,488,031.60/443,232,047.40 = 80,077,279.60/x
  3. Step 3: Cross multiply
    295,488,031.60x = 443,232,047.40 × 80,077,279.60
  4. Step 4: Simplify right side
    295,488,031.60x = 35,492,816,587,330,248
  5. Step 5: Solve for x
    x = 35,492,816,587,330,248/295,488,031.60
  6. Step 6: Final answer
    x = 120,115,919.40

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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.