Home / 340,006,902.40-510,010,353.60-203,958,006.40

Finding the Fourth Proportional to 340,006,902.40, 510,010,353.60 and 203,958,006.40

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Solution

The fourth proportional to 340,006,902.40, 510,010,353.60 and 203,958,006.40 is: 305,937,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,006,902.40 : 510,010,353.60 = 203,958,006.40 : x
  2. Step 2: Convert to fraction form
    340,006,902.40/510,010,353.60 = 203,958,006.40/x
  3. Step 3: Cross multiply
    340,006,902.40x = 510,010,353.60 × 203,958,006.40
  4. Step 4: Simplify right side
    340,006,902.40x = 104,020,694,963,615,072
  5. Step 5: Solve for x
    x = 104,020,694,963,615,072/340,006,902.40
  6. Step 6: Final answer
    x = 305,937,009.60

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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.