Home / 225,216,593.90-310,831,529.12-126,103,728.53

Finding the Fourth Proportional to 225,216,593.90, 310,831,529.12 and 126,103,728.53

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Solution

The fourth proportional to 225,216,593.90, 310,831,529.12 and 126,103,728.53 is: 174,041,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,216,593.90 : 310,831,529.12 = 126,103,728.53 : x
  2. Step 2: Convert to fraction form
    225,216,593.90/310,831,529.12 = 126,103,728.53/x
  3. Step 3: Cross multiply
    225,216,593.90x = 310,831,529.12 × 126,103,728.53
  4. Step 4: Simplify right side
    225,216,593.90x = 39,197,014,764,528,600
  5. Step 5: Solve for x
    x = 39,197,014,764,528,600/225,216,593.90
  6. Step 6: Final answer
    x = 174,041,415.36

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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.