Home / 315,226,736.04-435,013,739.30-176,002,479.66

Finding the Fourth Proportional to 315,226,736.04, 435,013,739.30 and 176,002,479.66

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Solution

The fourth proportional to 315,226,736.04, 435,013,739.30 and 176,002,479.66 is: 242,883,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,226,736.04 : 435,013,739.30 = 176,002,479.66 : x
  2. Step 2: Convert to fraction form
    315,226,736.04/435,013,739.30 = 176,002,479.66/x
  3. Step 3: Cross multiply
    315,226,736.04x = 435,013,739.30 × 176,002,479.66
  4. Step 4: Simplify right side
    315,226,736.04x = 76,563,496,802,088,784
  5. Step 5: Solve for x
    x = 76,563,496,802,088,784/315,226,736.04
  6. Step 6: Final answer
    x = 242,883,892.92

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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.