Home / 986,510,586.63-1,479,323,602.88-587,857,169.40

Finding the Fourth Proportional to 986,510,586.63, 1,479,323,602.88 and 587,857,169.40

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Solution

The fourth proportional to 986,510,586.63, 1,479,323,602.88 and 587,857,169.40 is: 881,522,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,510,586.63 : 1,479,323,602.88 = 587,857,169.40 : x
  2. Step 2: Convert to fraction form
    986,510,586.63/1,479,323,602.88 = 587,857,169.40/x
  3. Step 3: Cross multiply
    986,510,586.63x = 1,479,323,602.88 × 587,857,169.40
  4. Step 4: Simplify right side
    986,510,586.63x = 869,630,985,812,707,200
  5. Step 5: Solve for x
    x = 869,630,985,812,707,200/986,510,586.63
  6. Step 6: Final answer
    x = 881,522,203.21

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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.