Home / 168,831,561.32-232,994,836.33-93,477,888.79

Finding the Fourth Proportional to 168,831,561.32, 232,994,836.33 and 93,477,888.79

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Solution

The fourth proportional to 168,831,561.32, 232,994,836.33 and 93,477,888.79 is: 129,003,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,831,561.32 : 232,994,836.33 = 93,477,888.79 : x
  2. Step 2: Convert to fraction form
    168,831,561.32/232,994,836.33 = 93,477,888.79/x
  3. Step 3: Cross multiply
    168,831,561.32x = 232,994,836.33 × 93,477,888.79
  4. Step 4: Simplify right side
    168,831,561.32x = 21,779,865,399,594,404
  5. Step 5: Solve for x
    x = 21,779,865,399,594,404/168,831,561.32
  6. Step 6: Final answer
    x = 129,003,518.24

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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.