Home / 98,411,259.20-147,616,888.80-91,244,897.60

Finding the Fourth Proportional to 98,411,259.20, 147,616,888.80 and 91,244,897.60

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Solution

The fourth proportional to 98,411,259.20, 147,616,888.80 and 91,244,897.60 is: 136,867,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411,259.20 : 147,616,888.80 = 91,244,897.60 : x
  2. Step 2: Convert to fraction form
    98,411,259.20/147,616,888.80 = 91,244,897.60/x
  3. Step 3: Cross multiply
    98,411,259.20x = 147,616,888.80 × 91,244,897.60
  4. Step 4: Simplify right side
    98,411,259.20x = 13,469,287,902,586,588
  5. Step 5: Solve for x
    x = 13,469,287,902,586,588/98,411,259.20
  6. Step 6: Final answer
    x = 136,867,346.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.