Home / 100,146,948.87-150,038,817.63-97,967,708.64

Finding the Fourth Proportional to 100,146,948.87, 150,038,817.63 and 97,967,708.64

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Solution

The fourth proportional to 100,146,948.87, 150,038,817.63 and 97,967,708.64 is: 146,773,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,146,948.87 : 150,038,817.63 = 97,967,708.64 : x
  2. Step 2: Convert to fraction form
    100,146,948.87/150,038,817.63 = 97,967,708.64/x
  3. Step 3: Cross multiply
    100,146,948.87x = 150,038,817.63 × 97,967,708.64
  4. Step 4: Simplify right side
    100,146,948.87x = 14,698,959,170,265,934
  5. Step 5: Solve for x
    x = 14,698,959,170,265,934/100,146,948.87
  6. Step 6: Final answer
    x = 146,773,909.10

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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.