Home / 997,161,654.92-1,495,772,954.12-342,103,492.50

Finding the Fourth Proportional to 997,161,654.92, 1,495,772,954.12 and 342,103,492.50

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Solution

The fourth proportional to 997,161,654.92, 1,495,772,954.12 and 342,103,492.50 is: 513,165,692.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,161,654.92 : 1,495,772,954.12 = 342,103,492.50 : x
  2. Step 2: Convert to fraction form
    997,161,654.92/1,495,772,954.12 = 342,103,492.50/x
  3. Step 3: Cross multiply
    997,161,654.92x = 1,495,772,954.12 × 342,103,492.50
  4. Step 4: Simplify right side
    997,161,654.92x = 511,709,151,589,783,744
  5. Step 5: Solve for x
    x = 511,709,151,589,783,744/997,161,654.92
  6. Step 6: Final answer
    x = 513,165,692.91

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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.