Home / 3,121,593,200.52-4,682,914,654.47-1,547,778,176.56

Finding the Fourth Proportional to 3,121,593,200.52, 4,682,914,654.47 and 1,547,778,176.56

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Solution

The fourth proportional to 3,121,593,200.52, 4,682,914,654.47 and 1,547,778,176.56 is: 2,321,927,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,593,200.52 : 4,682,914,654.47 = 1,547,778,176.56 : x
  2. Step 2: Convert to fraction form
    3,121,593,200.52/4,682,914,654.47 = 1,547,778,176.56/x
  3. Step 3: Cross multiply
    3,121,593,200.52x = 4,682,914,654.47 × 1,547,778,176.56
  4. Step 4: Simplify right side
    3,121,593,200.52x = 7,248,113,104,881,679,360
  5. Step 5: Solve for x
    x = 7,248,113,104,881,679,360/3,121,593,200.52
  6. Step 6: Final answer
    x = 2,321,927,502.81

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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.