Home / 1,703,924,658.30-2,555,886,987.45-1,520,258,648.70

Finding the Fourth Proportional to 1,703,924,658.30, 2,555,886,987.45 and 1,520,258,648.70

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Solution

The fourth proportional to 1,703,924,658.30, 2,555,886,987.45 and 1,520,258,648.70 is: 2,280,387,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,924,658.30 : 2,555,886,987.45 = 1,520,258,648.70 : x
  2. Step 2: Convert to fraction form
    1,703,924,658.30/2,555,886,987.45 = 1,520,258,648.70/x
  3. Step 3: Cross multiply
    1,703,924,658.30x = 2,555,886,987.45 × 1,520,258,648.70
  4. Step 4: Simplify right side
    1,703,924,658.30x = 3,885,609,297,770,650,624
  5. Step 5: Solve for x
    x = 3,885,609,297,770,650,624/1,703,924,658.30
  6. Step 6: Final answer
    x = 2,280,387,973.05

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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.