Home / 877,242,023.10-1,315,863,034.65-739,492,515.90

Finding the Fourth Proportional to 877,242,023.10, 1,315,863,034.65 and 739,492,515.90

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Solution

The fourth proportional to 877,242,023.10, 1,315,863,034.65 and 739,492,515.90 is: 1,109,238,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,242,023.10 : 1,315,863,034.65 = 739,492,515.90 : x
  2. Step 2: Convert to fraction form
    877,242,023.10/1,315,863,034.65 = 739,492,515.90/x
  3. Step 3: Cross multiply
    877,242,023.10x = 1,315,863,034.65 × 739,492,515.90
  4. Step 4: Simplify right side
    877,242,023.10x = 973,070,866,073,137,408
  5. Step 5: Solve for x
    x = 973,070,866,073,137,408/877,242,023.10
  6. Step 6: Final answer
    x = 1,109,238,773.85

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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.