Home / 101,232,439.31-152,090,906.76-64,911,989.63

Finding the Fourth Proportional to 101,232,439.31, 152,090,906.76 and 64,911,989.63

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Solution

The fourth proportional to 101,232,439.31, 152,090,906.76 and 64,911,989.63 is: 97,523,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,232,439.31 : 152,090,906.76 = 64,911,989.63 : x
  2. Step 2: Convert to fraction form
    101,232,439.31/152,090,906.76 = 64,911,989.63/x
  3. Step 3: Cross multiply
    101,232,439.31x = 152,090,906.76 × 64,911,989.63
  4. Step 4: Simplify right side
    101,232,439.31x = 9,872,523,362,422,416
  5. Step 5: Solve for x
    x = 9,872,523,362,422,416/101,232,439.31
  6. Step 6: Final answer
    x = 97,523,317.92

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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.