Home / 329,316,005.62-493,315,353.71-198,085,840.17

Finding the Fourth Proportional to 329,316,005.62, 493,315,353.71 and 198,085,840.17

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Solution

The fourth proportional to 329,316,005.62, 493,315,353.71 and 198,085,840.17 is: 296,732,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,316,005.62 : 493,315,353.71 = 198,085,840.17 : x
  2. Step 2: Convert to fraction form
    329,316,005.62/493,315,353.71 = 198,085,840.17/x
  3. Step 3: Cross multiply
    329,316,005.62x = 493,315,353.71 × 198,085,840.17
  4. Step 4: Simplify right side
    329,316,005.62x = 97,718,786,308,406,064
  5. Step 5: Solve for x
    x = 97,718,786,308,406,064/329,316,005.62
  6. Step 6: Final answer
    x = 296,732,574.92

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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.