Home / 89,068,399.02-122,919,486.51-49,922,823.98

Finding the Fourth Proportional to 89,068,399.02, 122,919,486.51 and 49,922,823.98

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Solution

The fourth proportional to 89,068,399.02, 122,919,486.51 and 49,922,823.98 is: 68,896,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,068,399.02 : 122,919,486.51 = 49,922,823.98 : x
  2. Step 2: Convert to fraction form
    89,068,399.02/122,919,486.51 = 49,922,823.98/x
  3. Step 3: Cross multiply
    89,068,399.02x = 122,919,486.51 × 49,922,823.98
  4. Step 4: Simplify right side
    89,068,399.02x = 6,136,487,888,136,118
  5. Step 5: Solve for x
    x = 6,136,487,888,136,118/89,068,399.02
  6. Step 6: Final answer
    x = 68,896,353.32

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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.