Home / 178,307,343.70-267,461,015.55-101,779,839.70

Finding the Fourth Proportional to 178,307,343.70, 267,461,015.55 and 101,779,839.70

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Solution

The fourth proportional to 178,307,343.70, 267,461,015.55 and 101,779,839.70 is: 152,669,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,307,343.70 : 267,461,015.55 = 101,779,839.70 : x
  2. Step 2: Convert to fraction form
    178,307,343.70/267,461,015.55 = 101,779,839.70/x
  3. Step 3: Cross multiply
    178,307,343.70x = 267,461,015.55 × 101,779,839.70
  4. Step 4: Simplify right side
    178,307,343.70x = 27,222,139,288,678,208
  5. Step 5: Solve for x
    x = 27,222,139,288,678,208/178,307,343.70
  6. Step 6: Final answer
    x = 152,669,759.55

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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.