Home / 77,704,541.94-107,229,451.40-42,896,483.22

Finding the Fourth Proportional to 77,704,541.94, 107,229,451.40 and 42,896,483.22

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Solution

The fourth proportional to 77,704,541.94, 107,229,451.40 and 42,896,483.22 is: 59,195,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704,541.94 : 107,229,451.40 = 42,896,483.22 : x
  2. Step 2: Convert to fraction form
    77,704,541.94/107,229,451.40 = 42,896,483.22/x
  3. Step 3: Cross multiply
    77,704,541.94x = 107,229,451.40 × 42,896,483.22
  4. Step 4: Simplify right side
    77,704,541.94x = 4,599,766,362,669,906
  5. Step 5: Solve for x
    x = 4,599,766,362,669,906/77,704,541.94
  6. Step 6: Final answer
    x = 59,195,592.02

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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.