Home / 402,541,601.45-603,712,674.96-172,484,597.93

Finding the Fourth Proportional to 402,541,601.45, 603,712,674.96 and 172,484,597.93

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Solution

The fourth proportional to 402,541,601.45, 603,712,674.96 and 172,484,597.93 is: 258,684,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,541,601.45 : 603,712,674.96 = 172,484,597.93 : x
  2. Step 2: Convert to fraction form
    402,541,601.45/603,712,674.96 = 172,484,597.93/x
  3. Step 3: Cross multiply
    402,541,601.45x = 603,712,674.96 × 172,484,597.93
  4. Step 4: Simplify right side
    402,541,601.45x = 104,131,138,005,720,384
  5. Step 5: Solve for x
    x = 104,131,138,005,720,384/402,541,601.45
  6. Step 6: Final answer
    x = 258,684,164.89

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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.