Home / 197,872,809.60-296,809,214.40-148,767,661.20

Finding the Fourth Proportional to 197,872,809.60, 296,809,214.40 and 148,767,661.20

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Solution

The fourth proportional to 197,872,809.60, 296,809,214.40 and 148,767,661.20 is: 223,151,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,872,809.60 : 296,809,214.40 = 148,767,661.20 : x
  2. Step 2: Convert to fraction form
    197,872,809.60/296,809,214.40 = 148,767,661.20/x
  3. Step 3: Cross multiply
    197,872,809.60x = 296,809,214.40 × 148,767,661.20
  4. Step 4: Simplify right side
    197,872,809.60x = 44,155,612,648,897,352
  5. Step 5: Solve for x
    x = 44,155,612,648,897,352/197,872,809.60
  6. Step 6: Final answer
    x = 223,151,491.80

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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.