Home / 98,127,468.90-135,416,802.62-54,076,048.29

Finding the Fourth Proportional to 98,127,468.90, 135,416,802.62 and 54,076,048.29

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Solution

The fourth proportional to 98,127,468.90, 135,416,802.62 and 54,076,048.29 is: 74,625,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,127,468.90 : 135,416,802.62 = 54,076,048.29 : x
  2. Step 2: Convert to fraction form
    98,127,468.90/135,416,802.62 = 54,076,048.29/x
  3. Step 3: Cross multiply
    98,127,468.90x = 135,416,802.62 × 54,076,048.29
  4. Step 4: Simplify right side
    98,127,468.90x = 7,322,805,557,891,709
  5. Step 5: Solve for x
    x = 7,322,805,557,891,709/98,127,468.90
  6. Step 6: Final answer
    x = 74,625,440.15

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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.