Home / 161,897,622.81-242,863,445.67-52,731,294.60

Finding the Fourth Proportional to 161,897,622.81, 242,863,445.67 and 52,731,294.60

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Solution

The fourth proportional to 161,897,622.81, 242,863,445.67 and 52,731,294.60 is: 79,102,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,897,622.81 : 242,863,445.67 = 52,731,294.60 : x
  2. Step 2: Convert to fraction form
    161,897,622.81/242,863,445.67 = 52,731,294.60/x
  3. Step 3: Cross multiply
    161,897,622.81x = 242,863,445.67 × 52,731,294.60
  4. Step 4: Simplify right side
    161,897,622.81x = 12,806,503,901,195,864
  5. Step 5: Solve for x
    x = 12,806,503,901,195,864/161,897,622.81
  6. Step 6: Final answer
    x = 79,102,482.66

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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.