Home / 225,216,327.45-310,831,161.16-126,103,462.07

Finding the Fourth Proportional to 225,216,327.45, 310,831,161.16 and 126,103,462.07

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Solution

The fourth proportional to 225,216,327.45, 310,831,161.16 and 126,103,462.07 is: 174,041,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,216,327.45 : 310,831,161.16 = 126,103,462.07 : x
  2. Step 2: Convert to fraction form
    225,216,327.45/310,831,161.16 = 126,103,462.07/x
  3. Step 3: Cross multiply
    225,216,327.45x = 310,831,161.16 × 126,103,462.07
  4. Step 4: Simplify right side
    225,216,327.45x = 39,196,885,541,714,408
  5. Step 5: Solve for x
    x = 39,196,885,541,714,408/225,216,327.45
  6. Step 6: Final answer
    x = 174,041,047.49

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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.