Home / 488,916,547.20-733,374,820.80-125,410,903.20

Finding the Fourth Proportional to 488,916,547.20, 733,374,820.80 and 125,410,903.20

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Solution

The fourth proportional to 488,916,547.20, 733,374,820.80 and 125,410,903.20 is: 188,116,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,916,547.20 : 733,374,820.80 = 125,410,903.20 : x
  2. Step 2: Convert to fraction form
    488,916,547.20/733,374,820.80 = 125,410,903.20/x
  3. Step 3: Cross multiply
    488,916,547.20x = 733,374,820.80 × 125,410,903.20
  4. Step 4: Simplify right side
    488,916,547.20x = 91,973,198,660,666,144
  5. Step 5: Solve for x
    x = 91,973,198,660,666,144/488,916,547.20
  6. Step 6: Final answer
    x = 188,116,354.80

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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.