Home / 86,911,282.40-130,366,923.60-29,405,429.60

Finding the Fourth Proportional to 86,911,282.40, 130,366,923.60 and 29,405,429.60

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Solution

The fourth proportional to 86,911,282.40, 130,366,923.60 and 29,405,429.60 is: 44,108,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,282.40 : 130,366,923.60 = 29,405,429.60 : x
  2. Step 2: Convert to fraction form
    86,911,282.40/130,366,923.60 = 29,405,429.60/x
  3. Step 3: Cross multiply
    86,911,282.40x = 130,366,923.60 × 29,405,429.60
  4. Step 4: Simplify right side
    86,911,282.40x = 3,833,495,394,088,378.50
  5. Step 5: Solve for x
    x = 3,833,495,394,088,378.50/86,911,282.40
  6. Step 6: Final answer
    x = 44,108,144.40

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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.