Home / 252,938,761.56-348,920,845.56-153,849,815.64

Finding the Fourth Proportional to 252,938,761.56, 348,920,845.56 and 153,849,815.64

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Solution

The fourth proportional to 252,938,761.56, 348,920,845.56 and 153,849,815.64 is: 212,230,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,938,761.56 : 348,920,845.56 = 153,849,815.64 : x
  2. Step 2: Convert to fraction form
    252,938,761.56/348,920,845.56 = 153,849,815.64/x
  3. Step 3: Cross multiply
    252,938,761.56x = 348,920,845.56 × 153,849,815.64
  4. Step 4: Simplify right side
    252,938,761.56x = 53,681,407,762,358,904
  5. Step 5: Solve for x
    x = 53,681,407,762,358,904/252,938,761.56
  6. Step 6: Final answer
    x = 212,230,847.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.