Home / 45,376,543.70-68,064,815.55-43,612,946.90

Finding the Fourth Proportional to 45,376,543.70, 68,064,815.55 and 43,612,946.90

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Solution

The fourth proportional to 45,376,543.70, 68,064,815.55 and 43,612,946.90 is: 65,419,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,376,543.70 : 68,064,815.55 = 43,612,946.90 : x
  2. Step 2: Convert to fraction form
    45,376,543.70/68,064,815.55 = 43,612,946.90/x
  3. Step 3: Cross multiply
    45,376,543.70x = 68,064,815.55 × 43,612,946.90
  4. Step 4: Simplify right side
    45,376,543.70x = 2,968,507,186,340,444
  5. Step 5: Solve for x
    x = 2,968,507,186,340,444/45,376,543.70
  6. Step 6: Final answer
    x = 65,419,420.35

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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.