Home / 169,989,109.80-254,983,664.70-54,985,277.40

Finding the Fourth Proportional to 169,989,109.80, 254,983,664.70 and 54,985,277.40

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Solution

The fourth proportional to 169,989,109.80, 254,983,664.70 and 54,985,277.40 is: 82,477,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,989,109.80 : 254,983,664.70 = 54,985,277.40 : x
  2. Step 2: Convert to fraction form
    169,989,109.80/254,983,664.70 = 54,985,277.40/x
  3. Step 3: Cross multiply
    169,989,109.80x = 254,983,664.70 × 54,985,277.40
  4. Step 4: Simplify right side
    169,989,109.80x = 14,020,347,535,998,086
  5. Step 5: Solve for x
    x = 14,020,347,535,998,086/169,989,109.80
  6. Step 6: Final answer
    x = 82,477,916.10

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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.