Home / 177,323,272.60-265,984,908.90-145,436,812.60

Finding the Fourth Proportional to 177,323,272.60, 265,984,908.90 and 145,436,812.60

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Solution

The fourth proportional to 177,323,272.60, 265,984,908.90 and 145,436,812.60 is: 218,155,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,323,272.60 : 265,984,908.90 = 145,436,812.60 : x
  2. Step 2: Convert to fraction form
    177,323,272.60/265,984,908.90 = 145,436,812.60/x
  3. Step 3: Cross multiply
    177,323,272.60x = 265,984,908.90 × 145,436,812.60
  4. Step 4: Simplify right side
    177,323,272.60x = 38,683,997,350,117,368
  5. Step 5: Solve for x
    x = 38,683,997,350,117,368/177,323,272.60
  6. Step 6: Final answer
    x = 218,155,218.90

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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.