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Finding the Fourth Proportional to 569,453,460.80, 854,180,191.20 and 508,987,284.80

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Solution

The fourth proportional to 569,453,460.80, 854,180,191.20 and 508,987,284.80 is: 763,480,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,453,460.80 : 854,180,191.20 = 508,987,284.80 : x
  2. Step 2: Convert to fraction form
    569,453,460.80/854,180,191.20 = 508,987,284.80/x
  3. Step 3: Cross multiply
    569,453,460.80x = 854,180,191.20 × 508,987,284.80
  4. Step 4: Simplify right side
    569,453,460.80x = 434,766,856,248,832,896
  5. Step 5: Solve for x
    x = 434,766,856,248,832,896/569,453,460.80
  6. Step 6: Final answer
    x = 763,480,927.20

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Half scale
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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.