Home / 110,214,050.40-165,384,061.20-42,105,621.60

Finding the Fourth Proportional to 110,214,050.40, 165,384,061.20 and 42,105,621.60

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Solution

The fourth proportional to 110,214,050.40, 165,384,061.20 and 42,105,621.60 is: 63,182,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,214,050.40 : 165,384,061.20 = 42,105,621.60 : x
  2. Step 2: Convert to fraction form
    110,214,050.40/165,384,061.20 = 42,105,621.60/x
  3. Step 3: Cross multiply
    110,214,050.40x = 165,384,061.20 × 42,105,621.60
  4. Step 4: Simplify right side
    110,214,050.40x = 6,963,598,699,558,442
  5. Step 5: Solve for x
    x = 6,963,598,699,558,442/110,214,050.40
  6. Step 6: Final answer
    x = 63,182,495.10

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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.