Home / 165,957,637.60-248,936,456.40-89,430,133.60

Finding the Fourth Proportional to 165,957,637.60, 248,936,456.40 and 89,430,133.60

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Solution

The fourth proportional to 165,957,637.60, 248,936,456.40 and 89,430,133.60 is: 134,145,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,957,637.60 : 248,936,456.40 = 89,430,133.60 : x
  2. Step 2: Convert to fraction form
    165,957,637.60/248,936,456.40 = 89,430,133.60/x
  3. Step 3: Cross multiply
    165,957,637.60x = 248,936,456.40 × 89,430,133.60
  4. Step 4: Simplify right side
    165,957,637.60x = 22,262,420,553,762,576
  5. Step 5: Solve for x
    x = 22,262,420,553,762,576/165,957,637.60
  6. Step 6: Final answer
    x = 134,145,200.40

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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.