Home / 86,911,704.90-130,367,557.35-29,405,852.10

Finding the Fourth Proportional to 86,911,704.90, 130,367,557.35 and 29,405,852.10

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Solution

The fourth proportional to 86,911,704.90, 130,367,557.35 and 29,405,852.10 is: 44,108,778.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,704.90 : 130,367,557.35 = 29,405,852.10 : x
  2. Step 2: Convert to fraction form
    86,911,704.90/130,367,557.35 = 29,405,852.10/x
  3. Step 3: Cross multiply
    86,911,704.90x = 130,367,557.35 × 29,405,852.10
  4. Step 4: Simplify right side
    86,911,704.90x = 3,833,569,110,072,368
  5. Step 5: Solve for x
    x = 3,833,569,110,072,368/86,911,704.90
  6. Step 6: Final answer
    x = 44,108,778.15

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Double scale
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Similar ratio
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1.5x scale

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.