Home / 135,615,560,020.80-203,423,340,031.20-41,287,758,590.40

Finding the Fourth Proportional to 135,615,560,020.80, 203,423,340,031.20 and 41,287,758,590.40

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Solution

The fourth proportional to 135,615,560,020.80, 203,423,340,031.20 and 41,287,758,590.40 is: 61,931,637,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,560,020.80 : 203,423,340,031.20 = 41,287,758,590.40 : x
  2. Step 2: Convert to fraction form
    135,615,560,020.80/203,423,340,031.20 = 41,287,758,590.40/x
  3. Step 3: Cross multiply
    135,615,560,020.80x = 203,423,340,031.20 × 41,287,758,590.40
  4. Step 4: Simplify right side
    135,615,560,020.80x = 8,398,893,754,861,038,338,048
  5. Step 5: Solve for x
    x = 8,398,893,754,861,038,338,048/135,615,560,020.80
  6. Step 6: Final answer
    x = 61,931,637,885.60

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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.