Home / 247,166,781.60-370,750,172.40-65,432,330.40

Finding the Fourth Proportional to 247,166,781.60, 370,750,172.40 and 65,432,330.40

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Solution

The fourth proportional to 247,166,781.60, 370,750,172.40 and 65,432,330.40 is: 98,148,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,166,781.60 : 370,750,172.40 = 65,432,330.40 : x
  2. Step 2: Convert to fraction form
    247,166,781.60/370,750,172.40 = 65,432,330.40/x
  3. Step 3: Cross multiply
    247,166,781.60x = 370,750,172.40 × 65,432,330.40
  4. Step 4: Simplify right side
    247,166,781.60x = 24,259,047,776,333,760
  5. Step 5: Solve for x
    x = 24,259,047,776,333,760/247,166,781.60
  6. Step 6: Final answer
    x = 98,148,495.60

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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.