Home / 161,726,811.20-242,590,216.80-144,258,804.80

Finding the Fourth Proportional to 161,726,811.20, 242,590,216.80 and 144,258,804.80

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Solution

The fourth proportional to 161,726,811.20, 242,590,216.80 and 144,258,804.80 is: 216,388,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,726,811.20 : 242,590,216.80 = 144,258,804.80 : x
  2. Step 2: Convert to fraction form
    161,726,811.20/242,590,216.80 = 144,258,804.80/x
  3. Step 3: Cross multiply
    161,726,811.20x = 242,590,216.80 × 144,258,804.80
  4. Step 4: Simplify right side
    161,726,811.20x = 34,995,774,731,740,884
  5. Step 5: Solve for x
    x = 34,995,774,731,740,884/161,726,811.20
  6. Step 6: Final answer
    x = 216,388,207.20

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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.