Home / 510,913,270.40-766,369,905.60-295,922,422.40

Finding the Fourth Proportional to 510,913,270.40, 766,369,905.60 and 295,922,422.40

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Solution

The fourth proportional to 510,913,270.40, 766,369,905.60 and 295,922,422.40 is: 443,883,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,913,270.40 : 766,369,905.60 = 295,922,422.40 : x
  2. Step 2: Convert to fraction form
    510,913,270.40/766,369,905.60 = 295,922,422.40/x
  3. Step 3: Cross multiply
    510,913,270.40x = 766,369,905.60 × 295,922,422.40
  4. Step 4: Simplify right side
    510,913,270.40x = 226,786,038,919,611,328
  5. Step 5: Solve for x
    x = 226,786,038,919,611,328/510,913,270.40
  6. Step 6: Final answer
    x = 443,883,633.60

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Half scale
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Double scale
Find fourth proportional to 510,913,271.40, 766,369,907.10 and 295,922,423.40
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.