Home / 423,373,436.61-634,946,780.79-116,592,623.97

Finding the Fourth Proportional to 423,373,436.61, 634,946,780.79 and 116,592,623.97

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Solution

The fourth proportional to 423,373,436.61, 634,946,780.79 and 116,592,623.97 is: 174,857,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,373,436.61 : 634,946,780.79 = 116,592,623.97 : x
  2. Step 2: Convert to fraction form
    423,373,436.61/634,946,780.79 = 116,592,623.97/x
  3. Step 3: Cross multiply
    423,373,436.61x = 634,946,780.79 × 116,592,623.97
  4. Step 4: Simplify right side
    423,373,436.61x = 74,030,111,253,610,480
  5. Step 5: Solve for x
    x = 74,030,111,253,610,480/423,373,436.61
  6. Step 6: Final answer
    x = 174,857,713.90

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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.