Home / 708,588,672.30-1,062,883,008.45-617,889,408.30

Finding the Fourth Proportional to 708,588,672.30, 1,062,883,008.45 and 617,889,408.30

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Solution

The fourth proportional to 708,588,672.30, 1,062,883,008.45 and 617,889,408.30 is: 926,834,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,672.30 : 1,062,883,008.45 = 617,889,408.30 : x
  2. Step 2: Convert to fraction form
    708,588,672.30/1,062,883,008.45 = 617,889,408.30/x
  3. Step 3: Cross multiply
    708,588,672.30x = 1,062,883,008.45 × 617,889,408.30
  4. Step 4: Simplify right side
    708,588,672.30x = 656,744,153,183,294,336
  5. Step 5: Solve for x
    x = 656,744,153,183,294,336/708,588,672.30
  6. Step 6: Final answer
    x = 926,834,112.45

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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.