Home / 453,645,004.20-680,467,506.30-130,528,876.20

Finding the Fourth Proportional to 453,645,004.20, 680,467,506.30 and 130,528,876.20

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Solution

The fourth proportional to 453,645,004.20, 680,467,506.30 and 130,528,876.20 is: 195,793,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,645,004.20 : 680,467,506.30 = 130,528,876.20 : x
  2. Step 2: Convert to fraction form
    453,645,004.20/680,467,506.30 = 130,528,876.20/x
  3. Step 3: Cross multiply
    453,645,004.20x = 680,467,506.30 × 130,528,876.20
  4. Step 4: Simplify right side
    453,645,004.20x = 88,820,658,887,955,408
  5. Step 5: Solve for x
    x = 88,820,658,887,955,408/453,645,004.20
  6. Step 6: Final answer
    x = 195,793,314.30

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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.