Home / 1,453,352,803.20-2,180,060,084.88-520,736,397.12

Finding the Fourth Proportional to 1,453,352,803.20, 2,180,060,084.88 and 520,736,397.12

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Solution

The fourth proportional to 1,453,352,803.20, 2,180,060,084.88 and 520,736,397.12 is: 781,115,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,352,803.20 : 2,180,060,084.88 = 520,736,397.12 : x
  2. Step 2: Convert to fraction form
    1,453,352,803.20/2,180,060,084.88 = 520,736,397.12/x
  3. Step 3: Cross multiply
    1,453,352,803.20x = 2,180,060,084.88 × 520,736,397.12
  4. Step 4: Simplify right side
    1,453,352,803.20x = 1,135,236,634,105,532,672
  5. Step 5: Solve for x
    x = 1,135,236,634,105,532,672/1,453,352,803.20
  6. Step 6: Final answer
    x = 781,115,660.01

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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.