Home / 221,435,281.80-332,152,922.70-118,123,151.40

Finding the Fourth Proportional to 221,435,281.80, 332,152,922.70 and 118,123,151.40

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Solution

The fourth proportional to 221,435,281.80, 332,152,922.70 and 118,123,151.40 is: 177,184,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,281.80 : 332,152,922.70 = 118,123,151.40 : x
  2. Step 2: Convert to fraction form
    221,435,281.80/332,152,922.70 = 118,123,151.40/x
  3. Step 3: Cross multiply
    221,435,281.80x = 332,152,922.70 × 118,123,151.40
  4. Step 4: Simplify right side
    221,435,281.80x = 39,234,949,976,044,600
  5. Step 5: Solve for x
    x = 39,234,949,976,044,600/221,435,281.80
  6. Step 6: Final answer
    x = 177,184,727.10

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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.