Home / 179,702,842.56-247,989,971.04-101,402,990.40

Finding the Fourth Proportional to 179,702,842.56, 247,989,971.04 and 101,402,990.40

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Solution

The fourth proportional to 179,702,842.56, 247,989,971.04 and 101,402,990.40 is: 139,936,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,702,842.56 : 247,989,971.04 = 101,402,990.40 : x
  2. Step 2: Convert to fraction form
    179,702,842.56/247,989,971.04 = 101,402,990.40/x
  3. Step 3: Cross multiply
    179,702,842.56x = 247,989,971.04 × 101,402,990.40
  4. Step 4: Simplify right side
    179,702,842.56x = 25,146,924,652,665,400
  5. Step 5: Solve for x
    x = 25,146,924,652,665,400/179,702,842.56
  6. Step 6: Final answer
    x = 139,936,154.01

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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.