Home / 289,344,162.10-434,064,065.55-134,053,165.30

Finding the Fourth Proportional to 289,344,162.10, 434,064,065.55 and 134,053,165.30

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Solution

The fourth proportional to 289,344,162.10, 434,064,065.55 and 134,053,165.30 is: 201,101,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,344,162.10 : 434,064,065.55 = 134,053,165.30 : x
  2. Step 2: Convert to fraction form
    289,344,162.10/434,064,065.55 = 134,053,165.30/x
  3. Step 3: Cross multiply
    289,344,162.10x = 434,064,065.55 × 134,053,165.30
  4. Step 4: Simplify right side
    289,344,162.10x = 58,187,661,929,964,184
  5. Step 5: Solve for x
    x = 58,187,661,929,964,184/289,344,162.10
  6. Step 6: Final answer
    x = 201,101,904.07

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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.