Home / 5,097,385,798.66-7,035,369,502.98-2,869,717,987.72

Finding the Fourth Proportional to 5,097,385,798.66, 7,035,369,502.98 and 2,869,717,987.72

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Solution

The fourth proportional to 5,097,385,798.66, 7,035,369,502.98 and 2,869,717,987.72 is: 3,960,760,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,385,798.66 : 7,035,369,502.98 = 2,869,717,987.72 : x
  2. Step 2: Convert to fraction form
    5,097,385,798.66/7,035,369,502.98 = 2,869,717,987.72/x
  3. Step 3: Cross multiply
    5,097,385,798.66x = 7,035,369,502.98 × 2,869,717,987.72
  4. Step 4: Simplify right side
    5,097,385,798.66x = 20,189,526,412,958,420,992
  5. Step 5: Solve for x
    x = 20,189,526,412,958,420,992/5,097,385,798.66
  6. Step 6: Final answer
    x = 3,960,760,909.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.