Home / 157,464,621.60-236,007,975.60-80,748,160.80

Finding the Fourth Proportional to 157,464,621.60, 236,007,975.60 and 80,748,160.80

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Solution

The fourth proportional to 157,464,621.60, 236,007,975.60 and 80,748,160.80 is: 121,025,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,621.60 : 236,007,975.60 = 80,748,160.80 : x
  2. Step 2: Convert to fraction form
    157,464,621.60/236,007,975.60 = 80,748,160.80/x
  3. Step 3: Cross multiply
    157,464,621.60x = 236,007,975.60 × 80,748,160.80
  4. Step 4: Simplify right side
    157,464,621.60x = 19,057,209,963,831,276
  5. Step 5: Solve for x
    x = 19,057,209,963,831,276/157,464,621.60
  6. Step 6: Final answer
    x = 121,025,343.79

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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.