Home / 379,692,322.61-569,593,061.19-117,397,328.92

Finding the Fourth Proportional to 379,692,322.61, 569,593,061.19 and 117,397,328.92

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Solution

The fourth proportional to 379,692,322.61, 569,593,061.19 and 117,397,328.92 is: 176,112,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,692,322.61 : 569,593,061.19 = 117,397,328.92 : x
  2. Step 2: Convert to fraction form
    379,692,322.61/569,593,061.19 = 117,397,328.92/x
  3. Step 3: Cross multiply
    379,692,322.61x = 569,593,061.19 × 117,397,328.92
  4. Step 4: Simplify right side
    379,692,322.61x = 66,868,703,953,648,144
  5. Step 5: Solve for x
    x = 66,868,703,953,648,144/379,692,322.61
  6. Step 6: Final answer
    x = 176,112,868.16

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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.