Home / 268,620,547.80-402,930,821.70-96,102,989.40

Finding the Fourth Proportional to 268,620,547.80, 402,930,821.70 and 96,102,989.40

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Solution

The fourth proportional to 268,620,547.80, 402,930,821.70 and 96,102,989.40 is: 144,154,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,620,547.80 : 402,930,821.70 = 96,102,989.40 : x
  2. Step 2: Convert to fraction form
    268,620,547.80/402,930,821.70 = 96,102,989.40/x
  3. Step 3: Cross multiply
    268,620,547.80x = 402,930,821.70 × 96,102,989.40
  4. Step 4: Simplify right side
    268,620,547.80x = 38,722,856,486,768,392
  5. Step 5: Solve for x
    x = 38,722,856,486,768,392/268,620,547.80
  6. Step 6: Final answer
    x = 144,154,484.10

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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.