Home / 234,011,981.60-351,017,972.40-165,987,533.60

Finding the Fourth Proportional to 234,011,981.60, 351,017,972.40 and 165,987,533.60

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Solution

The fourth proportional to 234,011,981.60, 351,017,972.40 and 165,987,533.60 is: 248,981,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,011,981.60 : 351,017,972.40 = 165,987,533.60 : x
  2. Step 2: Convert to fraction form
    234,011,981.60/351,017,972.40 = 165,987,533.60/x
  3. Step 3: Cross multiply
    234,011,981.60x = 351,017,972.40 × 165,987,533.60
  4. Step 4: Simplify right side
    234,011,981.60x = 58,264,607,487,948,864
  5. Step 5: Solve for x
    x = 58,264,607,487,948,864/234,011,981.60
  6. Step 6: Final answer
    x = 248,981,300.40

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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.