Home / 268,579,985.10-402,869,977.65-96,062,426.70

Finding the Fourth Proportional to 268,579,985.10, 402,869,977.65 and 96,062,426.70

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Solution

The fourth proportional to 268,579,985.10, 402,869,977.65 and 96,062,426.70 is: 144,093,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,579,985.10 : 402,869,977.65 = 96,062,426.70 : x
  2. Step 2: Convert to fraction form
    268,579,985.10/402,869,977.65 = 96,062,426.70/x
  3. Step 3: Cross multiply
    268,579,985.10x = 402,869,977.65 × 96,062,426.70
  4. Step 4: Simplify right side
    268,579,985.10x = 38,700,667,697,633,760
  5. Step 5: Solve for x
    x = 38,700,667,697,633,760/268,579,985.10
  6. Step 6: Final answer
    x = 144,093,640.05

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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.