Home / 177,552,050.10-266,328,075.15-128,801,195.70

Finding the Fourth Proportional to 177,552,050.10, 266,328,075.15 and 128,801,195.70

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Solution

The fourth proportional to 177,552,050.10, 266,328,075.15 and 128,801,195.70 is: 193,201,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,552,050.10 : 266,328,075.15 = 128,801,195.70 : x
  2. Step 2: Convert to fraction form
    177,552,050.10/266,328,075.15 = 128,801,195.70/x
  3. Step 3: Cross multiply
    177,552,050.10x = 266,328,075.15 × 128,801,195.70
  4. Step 4: Simplify right side
    177,552,050.10x = 34,303,374,527,799,460
  5. Step 5: Solve for x
    x = 34,303,374,527,799,460/177,552,050.10
  6. Step 6: Final answer
    x = 193,201,793.55

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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.