Home / 177,147,870.30-265,721,805.45-91,054,428.30

Finding the Fourth Proportional to 177,147,870.30, 265,721,805.45 and 91,054,428.30

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Solution

The fourth proportional to 177,147,870.30, 265,721,805.45 and 91,054,428.30 is: 136,581,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,870.30 : 265,721,805.45 = 91,054,428.30 : x
  2. Step 2: Convert to fraction form
    177,147,870.30/265,721,805.45 = 91,054,428.30/x
  3. Step 3: Cross multiply
    177,147,870.30x = 265,721,805.45 × 91,054,428.30
  4. Step 4: Simplify right side
    177,147,870.30x = 24,195,147,082,093,572
  5. Step 5: Solve for x
    x = 24,195,147,082,093,572/177,147,870.30
  6. Step 6: Final answer
    x = 136,581,642.45

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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.