Home / 177,411,758.80-266,117,638.20-100,970,568.40

Finding the Fourth Proportional to 177,411,758.80, 266,117,638.20 and 100,970,568.40

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Solution

The fourth proportional to 177,411,758.80, 266,117,638.20 and 100,970,568.40 is: 151,455,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,411,758.80 : 266,117,638.20 = 100,970,568.40 : x
  2. Step 2: Convert to fraction form
    177,411,758.80/266,117,638.20 = 100,970,568.40/x
  3. Step 3: Cross multiply
    177,411,758.80x = 266,117,638.20 × 100,970,568.40
  4. Step 4: Simplify right side
    177,411,758.80x = 26,870,049,190,319,552
  5. Step 5: Solve for x
    x = 26,870,049,190,319,552/177,411,758.80
  6. Step 6: Final answer
    x = 151,455,852.60

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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.