Home / 113,387,443.20-169,762,300.20-101,908,317.60

Finding the Fourth Proportional to 113,387,443.20, 169,762,300.20 and 101,908,317.60

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Solution

The fourth proportional to 113,387,443.20, 169,762,300.20 and 101,908,317.60 is: 152,575,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,387,443.20 : 169,762,300.20 = 101,908,317.60 : x
  2. Step 2: Convert to fraction form
    113,387,443.20/169,762,300.20 = 101,908,317.60/x
  3. Step 3: Cross multiply
    113,387,443.20x = 169,762,300.20 × 101,908,317.60
  4. Step 4: Simplify right side
    113,387,443.20x = 17,300,190,405,288,142
  5. Step 5: Solve for x
    x = 17,300,190,405,288,142/113,387,443.20
  6. Step 6: Final answer
    x = 152,575,893.04

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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.