Home / 140,307,713.60-210,461,570.40-88,651,648.40

Finding the Fourth Proportional to 140,307,713.60, 210,461,570.40 and 88,651,648.40

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Solution

The fourth proportional to 140,307,713.60, 210,461,570.40 and 88,651,648.40 is: 132,977,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,307,713.60 : 210,461,570.40 = 88,651,648.40 : x
  2. Step 2: Convert to fraction form
    140,307,713.60/210,461,570.40 = 88,651,648.40/x
  3. Step 3: Cross multiply
    140,307,713.60x = 210,461,570.40 × 88,651,648.40
  4. Step 4: Simplify right side
    140,307,713.60x = 18,657,765,140,812,648
  5. Step 5: Solve for x
    x = 18,657,765,140,812,648/140,307,713.60
  6. Step 6: Final answer
    x = 132,977,472.60

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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.