Home / 117,479,374.02-162,124,236.36-64,559,371.74

Finding the Fourth Proportional to 117,479,374.02, 162,124,236.36 and 64,559,371.74

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Solution

The fourth proportional to 117,479,374.02, 162,124,236.36 and 64,559,371.74 is: 89,093,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,479,374.02 : 162,124,236.36 = 64,559,371.74 : x
  2. Step 2: Convert to fraction form
    117,479,374.02/162,124,236.36 = 64,559,371.74/x
  3. Step 3: Cross multiply
    117,479,374.02x = 162,124,236.36 × 64,559,371.74
  4. Step 4: Simplify right side
    117,479,374.02x = 10,466,638,843,228,866
  5. Step 5: Solve for x
    x = 10,466,638,843,228,866/117,479,374.02
  6. Step 6: Final answer
    x = 89,093,416.87

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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.