Home / 510,913,266.40-766,369,899.60-295,922,418.40

Finding the Fourth Proportional to 510,913,266.40, 766,369,899.60 and 295,922,418.40

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Solution

The fourth proportional to 510,913,266.40, 766,369,899.60 and 295,922,418.40 is: 443,883,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,913,266.40 : 766,369,899.60 = 295,922,418.40 : x
  2. Step 2: Convert to fraction form
    510,913,266.40/766,369,899.60 = 295,922,418.40/x
  3. Step 3: Cross multiply
    510,913,266.40x = 766,369,899.60 × 295,922,418.40
  4. Step 4: Simplify right side
    510,913,266.40x = 226,786,034,078,597,184
  5. Step 5: Solve for x
    x = 226,786,034,078,597,184/510,913,266.40
  6. Step 6: Final answer
    x = 443,883,627.60

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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.