Home / 66,313,575.60-99,470,363.40-39,373,364.40

Finding the Fourth Proportional to 66,313,575.60, 99,470,363.40 and 39,373,364.40

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Solution

The fourth proportional to 66,313,575.60, 99,470,363.40 and 39,373,364.40 is: 59,060,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313,575.60 : 99,470,363.40 = 39,373,364.40 : x
  2. Step 2: Convert to fraction form
    66,313,575.60/99,470,363.40 = 39,373,364.40/x
  3. Step 3: Cross multiply
    66,313,575.60x = 99,470,363.40 × 39,373,364.40
  4. Step 4: Simplify right side
    66,313,575.60x = 3,916,482,865,148,623
  5. Step 5: Solve for x
    x = 3,916,482,865,148,623/66,313,575.60
  6. Step 6: Final answer
    x = 59,060,046.60

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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.