Home / 144,831,805.20-217,247,707.80-42,606,176.40

Finding the Fourth Proportional to 144,831,805.20, 217,247,707.80 and 42,606,176.40

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Solution

The fourth proportional to 144,831,805.20, 217,247,707.80 and 42,606,176.40 is: 63,909,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,831,805.20 : 217,247,707.80 = 42,606,176.40 : x
  2. Step 2: Convert to fraction form
    144,831,805.20/217,247,707.80 = 42,606,176.40/x
  3. Step 3: Cross multiply
    144,831,805.20x = 217,247,707.80 × 42,606,176.40
  4. Step 4: Simplify right side
    144,831,805.20x = 9,256,094,161,022,456
  5. Step 5: Solve for x
    x = 9,256,094,161,022,456/144,831,805.20
  6. Step 6: Final answer
    x = 63,909,264.60

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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.