Home / 140,307,670.60-210,461,505.90-88,651,605.40

Finding the Fourth Proportional to 140,307,670.60, 210,461,505.90 and 88,651,605.40

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Solution

The fourth proportional to 140,307,670.60, 210,461,505.90 and 88,651,605.40 is: 132,977,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,307,670.60 : 210,461,505.90 = 88,651,605.40 : x
  2. Step 2: Convert to fraction form
    140,307,670.60/210,461,505.90 = 88,651,605.40/x
  3. Step 3: Cross multiply
    140,307,670.60x = 210,461,505.90 × 88,651,605.40
  4. Step 4: Simplify right side
    140,307,670.60x = 18,657,750,372,936,572
  5. Step 5: Solve for x
    x = 18,657,750,372,936,572/140,307,670.60
  6. Step 6: Final answer
    x = 132,977,408.10

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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.