Home / 177,412,068.60-266,156,810.10-100,771,812.60

Finding the Fourth Proportional to 177,412,068.60, 266,156,810.10 and 100,771,812.60

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Solution

The fourth proportional to 177,412,068.60, 266,156,810.10 and 100,771,812.60 is: 151,179,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,412,068.60 : 266,156,810.10 = 100,771,812.60 : x
  2. Step 2: Convert to fraction form
    177,412,068.60/266,156,810.10 = 100,771,812.60/x
  3. Step 3: Cross multiply
    177,412,068.60x = 266,156,810.10 × 100,771,812.60
  4. Step 4: Simplify right side
    177,412,068.60x = 26,821,104,189,610,984
  5. Step 5: Solve for x
    x = 26,821,104,189,610,984/177,412,068.60
  6. Step 6: Final answer
    x = 151,179,704.97

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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.