Home / 374,922,120-562,472,969.04-156,450,931.32

Finding the Fourth Proportional to 374,922,120, 562,472,969.04 and 156,450,931.32

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Solution

The fourth proportional to 374,922,120, 562,472,969.04 and 156,450,931.32 is: 234,713,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,922,120 : 562,472,969.04 = 156,450,931.32 : x
  2. Step 2: Convert to fraction form
    374,922,120/562,472,969.04 = 156,450,931.32/x
  3. Step 3: Cross multiply
    374,922,120x = 562,472,969.04 × 156,450,931.32
  4. Step 4: Simplify right side
    374,922,120x = 87,999,419,848,633,520
  5. Step 5: Solve for x
    x = 87,999,419,848,633,520/374,922,120
  6. Step 6: Final answer
    x = 234,713,864.97

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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.