Home / 531,733,763.97-797,664,295.86-163,220,420.32

Finding the Fourth Proportional to 531,733,763.97, 797,664,295.86 and 163,220,420.32

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Solution

The fourth proportional to 531,733,763.97, 797,664,295.86 and 163,220,420.32 is: 244,850,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,733,763.97 : 797,664,295.86 = 163,220,420.32 : x
  2. Step 2: Convert to fraction form
    531,733,763.97/797,664,295.86 = 163,220,420.32/x
  3. Step 3: Cross multiply
    531,733,763.97x = 797,664,295.86 × 163,220,420.32
  4. Step 4: Simplify right side
    531,733,763.97x = 130,195,101,641,919,808
  5. Step 5: Solve for x
    x = 130,195,101,641,919,808/531,733,763.97
  6. Step 6: Final answer
    x = 244,850,168.38

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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.