Home / 176,342,809.30-243,323,661.56-98,015,713.20

Finding the Fourth Proportional to 176,342,809.30, 243,323,661.56 and 98,015,713.20

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Solution

The fourth proportional to 176,342,809.30, 243,323,661.56 and 98,015,713.20 is: 135,245,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,342,809.30 : 243,323,661.56 = 98,015,713.20 : x
  2. Step 2: Convert to fraction form
    176,342,809.30/243,323,661.56 = 98,015,713.20/x
  3. Step 3: Cross multiply
    176,342,809.30x = 243,323,661.56 × 98,015,713.20
  4. Step 4: Simplify right side
    176,342,809.30x = 23,849,542,225,748,748
  5. Step 5: Solve for x
    x = 23,849,542,225,748,748/176,342,809.30
  6. Step 6: Final answer
    x = 135,245,334.48

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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.