Home / 115,648,707.60-159,593,710.56-66,088,517.28

Finding the Fourth Proportional to 115,648,707.60, 159,593,710.56 and 66,088,517.28

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Solution

The fourth proportional to 115,648,707.60, 159,593,710.56 and 66,088,517.28 is: 91,201,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,648,707.60 : 159,593,710.56 = 66,088,517.28 : x
  2. Step 2: Convert to fraction form
    115,648,707.60/159,593,710.56 = 66,088,517.28/x
  3. Step 3: Cross multiply
    115,648,707.60x = 159,593,710.56 × 66,088,517.28
  4. Step 4: Simplify right side
    115,648,707.60x = 10,547,311,698,123,878
  5. Step 5: Solve for x
    x = 10,547,311,698,123,878/115,648,707.60
  6. Step 6: Final answer
    x = 91,201,293.27

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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.