Home / 171,140,685.30-256,683,482.35-49,943,731.70

Finding the Fourth Proportional to 171,140,685.30, 256,683,482.35 and 49,943,731.70

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Solution

The fourth proportional to 171,140,685.30, 256,683,482.35 and 49,943,731.70 is: 74,907,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,140,685.30 : 256,683,482.35 = 49,943,731.70 : x
  2. Step 2: Convert to fraction form
    171,140,685.30/256,683,482.35 = 49,943,731.70/x
  3. Step 3: Cross multiply
    171,140,685.30x = 256,683,482.35 × 49,943,731.70
  4. Step 4: Simplify right side
    171,140,685.30x = 12,819,730,974,310,086
  5. Step 5: Solve for x
    x = 12,819,730,974,310,086/171,140,685.30
  6. Step 6: Final answer
    x = 74,907,558.96

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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.