Home / 72,229,384.03-99,675,292.96-43,961,539.02

Finding the Fourth Proportional to 72,229,384.03, 99,675,292.96 and 43,961,539.02

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Solution

The fourth proportional to 72,229,384.03, 99,675,292.96 and 43,961,539.02 is: 60,666,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,229,384.03 : 99,675,292.96 = 43,961,539.02 : x
  2. Step 2: Convert to fraction form
    72,229,384.03/99,675,292.96 = 43,961,539.02/x
  3. Step 3: Cross multiply
    72,229,384.03x = 99,675,292.96 × 43,961,539.02
  4. Step 4: Simplify right side
    72,229,384.03x = 4,381,879,280,571,164
  5. Step 5: Solve for x
    x = 4,381,879,280,571,164/72,229,384.03
  6. Step 6: Final answer
    x = 60,666,158.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.