Home / 172,724,362.27-238,332,984.59-98,375,444.53

Finding the Fourth Proportional to 172,724,362.27, 238,332,984.59 and 98,375,444.53

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Solution

The fourth proportional to 172,724,362.27, 238,332,984.59 and 98,375,444.53 is: 135,742,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,724,362.27 : 238,332,984.59 = 98,375,444.53 : x
  2. Step 2: Convert to fraction form
    172,724,362.27/238,332,984.59 = 98,375,444.53/x
  3. Step 3: Cross multiply
    172,724,362.27x = 238,332,984.59 × 98,375,444.53
  4. Step 4: Simplify right side
    172,724,362.27x = 23,446,113,304,852,996
  5. Step 5: Solve for x
    x = 23,446,113,304,852,996/172,724,362.27
  6. Step 6: Final answer
    x = 135,742,943.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.