Home / 10,208,349,027.20-15,312,523,540.80-8,575,762,275.20

Finding the Fourth Proportional to 10,208,349,027.20, 15,312,523,540.80 and 8,575,762,275.20

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Solution

The fourth proportional to 10,208,349,027.20, 15,312,523,540.80 and 8,575,762,275.20 is: 12,863,643,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,349,027.20 : 15,312,523,540.80 = 8,575,762,275.20 : x
  2. Step 2: Convert to fraction form
    10,208,349,027.20/15,312,523,540.80 = 8,575,762,275.20/x
  3. Step 3: Cross multiply
    10,208,349,027.20x = 15,312,523,540.80 × 8,575,762,275.20
  4. Step 4: Simplify right side
    10,208,349,027.20x = 131,316,561,719,304,552,448
  5. Step 5: Solve for x
    x = 131,316,561,719,304,552,448/10,208,349,027.20
  6. Step 6: Final answer
    x = 12,863,643,412.80

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Double scale
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Similar ratio
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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.