Home / 714,638,772.60-1,071,958,158.90-254,591,950.20

Finding the Fourth Proportional to 714,638,772.60, 1,071,958,158.90 and 254,591,950.20

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Solution

The fourth proportional to 714,638,772.60, 1,071,958,158.90 and 254,591,950.20 is: 381,887,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,638,772.60 : 1,071,958,158.90 = 254,591,950.20 : x
  2. Step 2: Convert to fraction form
    714,638,772.60/1,071,958,158.90 = 254,591,950.20/x
  3. Step 3: Cross multiply
    714,638,772.60x = 1,071,958,158.90 × 254,591,950.20
  4. Step 4: Simplify right side
    714,638,772.60x = 272,911,918,207,152,480
  5. Step 5: Solve for x
    x = 272,911,918,207,152,480/714,638,772.60
  6. Step 6: Final answer
    x = 381,887,925.30

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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.