Home / 131,362,445.70-197,025,006.15-40,495,220.10

Finding the Fourth Proportional to 131,362,445.70, 197,025,006.15 and 40,495,220.10

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Solution

The fourth proportional to 131,362,445.70, 197,025,006.15 and 40,495,220.10 is: 60,737,077.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,362,445.70 : 197,025,006.15 = 40,495,220.10 : x
  2. Step 2: Convert to fraction form
    131,362,445.70/197,025,006.15 = 40,495,220.10/x
  3. Step 3: Cross multiply
    131,362,445.70x = 197,025,006.15 × 40,495,220.10
  4. Step 4: Simplify right side
    131,362,445.70x = 7,978,570,989,248,104
  5. Step 5: Solve for x
    x = 7,978,570,989,248,104/131,362,445.70
  6. Step 6: Final answer
    x = 60,737,077.08

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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.