Home / 282,661,140.40-423,991,858.48-88,587,670.76

Finding the Fourth Proportional to 282,661,140.40, 423,991,858.48 and 88,587,670.76

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Solution

The fourth proportional to 282,661,140.40, 423,991,858.48 and 88,587,670.76 is: 132,881,552.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,661,140.40 : 423,991,858.48 = 88,587,670.76 : x
  2. Step 2: Convert to fraction form
    282,661,140.40/423,991,858.48 = 88,587,670.76/x
  3. Step 3: Cross multiply
    282,661,140.40x = 423,991,858.48 × 88,587,670.76
  4. Step 4: Simplify right side
    282,661,140.40x = 37,560,451,163,946,760
  5. Step 5: Solve for x
    x = 37,560,451,163,946,760/282,661,140.40
  6. Step 6: Final answer
    x = 132,881,552.49

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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.