Home / 198,577,922.40-297,866,883.60-53,011,202.40

Finding the Fourth Proportional to 198,577,922.40, 297,866,883.60 and 53,011,202.40

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Solution

The fourth proportional to 198,577,922.40, 297,866,883.60 and 53,011,202.40 is: 79,516,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,577,922.40 : 297,866,883.60 = 53,011,202.40 : x
  2. Step 2: Convert to fraction form
    198,577,922.40/297,866,883.60 = 53,011,202.40/x
  3. Step 3: Cross multiply
    198,577,922.40x = 297,866,883.60 × 53,011,202.40
  4. Step 4: Simplify right side
    198,577,922.40x = 15,790,281,654,776,842
  5. Step 5: Solve for x
    x = 15,790,281,654,776,842/198,577,922.40
  6. Step 6: Final answer
    x = 79,516,803.60

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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.