Home / 170,878,486.32-235,813,443.42-92,562,039.78

Finding the Fourth Proportional to 170,878,486.32, 235,813,443.42 and 92,562,039.78

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Solution

The fourth proportional to 170,878,486.32, 235,813,443.42 and 92,562,039.78 is: 127,736,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,486.32 : 235,813,443.42 = 92,562,039.78 : x
  2. Step 2: Convert to fraction form
    170,878,486.32/235,813,443.42 = 92,562,039.78/x
  3. Step 3: Cross multiply
    170,878,486.32x = 235,813,443.42 × 92,562,039.78
  4. Step 4: Simplify right side
    170,878,486.32x = 21,827,373,330,500,820
  5. Step 5: Solve for x
    x = 21,827,373,330,500,820/170,878,486.32
  6. Step 6: Final answer
    x = 127,736,228.24

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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.