Home / 1,360,677,130.40-2,041,015,695.60-543,375,984.80

Finding the Fourth Proportional to 1,360,677,130.40, 2,041,015,695.60 and 543,375,984.80

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Solution

The fourth proportional to 1,360,677,130.40, 2,041,015,695.60 and 543,375,984.80 is: 815,063,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,677,130.40 : 2,041,015,695.60 = 543,375,984.80 : x
  2. Step 2: Convert to fraction form
    1,360,677,130.40/2,041,015,695.60 = 543,375,984.80/x
  3. Step 3: Cross multiply
    1,360,677,130.40x = 2,041,015,695.60 × 543,375,984.80
  4. Step 4: Simplify right side
    1,360,677,130.40x = 1,109,038,913,588,906,880
  5. Step 5: Solve for x
    x = 1,109,038,913,588,906,880/1,360,677,130.40
  6. Step 6: Final answer
    x = 815,063,977.20

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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.