Home / 45,349,750,902.80-68,024,626,354.20-15,908,769,808.40

Finding the Fourth Proportional to 45,349,750,902.80, 68,024,626,354.20 and 15,908,769,808.40

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Solution

The fourth proportional to 45,349,750,902.80, 68,024,626,354.20 and 15,908,769,808.40 is: 23,863,154,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,750,902.80 : 68,024,626,354.20 = 15,908,769,808.40 : x
  2. Step 2: Convert to fraction form
    45,349,750,902.80/68,024,626,354.20 = 15,908,769,808.40/x
  3. Step 3: Cross multiply
    45,349,750,902.80x = 68,024,626,354.20 × 15,908,769,808.40
  4. Step 4: Simplify right side
    45,349,750,902.80x = 1,082,188,121,971,387,793,408
  5. Step 5: Solve for x
    x = 1,082,188,121,971,387,793,408/45,349,750,902.80
  6. Step 6: Final answer
    x = 23,863,154,712.60

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Double scale
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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.