Home / 221,704,966.08-332,557,765.02-90,547,264.80

Finding the Fourth Proportional to 221,704,966.08, 332,557,765.02 and 90,547,264.80

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Solution

The fourth proportional to 221,704,966.08, 332,557,765.02 and 90,547,264.80 is: 135,821,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,704,966.08 : 332,557,765.02 = 90,547,264.80 : x
  2. Step 2: Convert to fraction form
    221,704,966.08/332,557,765.02 = 90,547,264.80/x
  3. Step 3: Cross multiply
    221,704,966.08x = 332,557,765.02 × 90,547,264.80
  4. Step 4: Simplify right side
    221,704,966.08x = 30,112,196,010,562,116
  5. Step 5: Solve for x
    x = 30,112,196,010,562,116/221,704,966.08
  6. Step 6: Final answer
    x = 135,821,026.22

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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.