Home / 205,820,460.78-284,019,510.51-113,000,448.30

Finding the Fourth Proportional to 205,820,460.78, 284,019,510.51 and 113,000,448.30

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Solution

The fourth proportional to 205,820,460.78, 284,019,510.51 and 113,000,448.30 is: 155,933,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,820,460.78 : 284,019,510.51 = 113,000,448.30 : x
  2. Step 2: Convert to fraction form
    205,820,460.78/284,019,510.51 = 113,000,448.30/x
  3. Step 3: Cross multiply
    205,820,460.78x = 284,019,510.51 × 113,000,448.30
  4. Step 4: Simplify right side
    205,820,460.78x = 32,094,332,013,576,560
  5. Step 5: Solve for x
    x = 32,094,332,013,576,560/205,820,460.78
  6. Step 6: Final answer
    x = 155,933,632.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.