Home / 57,787,284,004.20-86,680,926,006.30-48,971,315,543.40

Finding the Fourth Proportional to 57,787,284,004.20, 86,680,926,006.30 and 48,971,315,543.40

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Solution

The fourth proportional to 57,787,284,004.20, 86,680,926,006.30 and 48,971,315,543.40 is: 73,456,973,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,787,284,004.20 : 86,680,926,006.30 = 48,971,315,543.40 : x
  2. Step 2: Convert to fraction form
    57,787,284,004.20/86,680,926,006.30 = 48,971,315,543.40/x
  3. Step 3: Cross multiply
    57,787,284,004.20x = 86,680,926,006.30 × 48,971,315,543.40
  4. Step 4: Simplify right side
    57,787,284,004.20x = 4,244,878,979,048,624,619,520
  5. Step 5: Solve for x
    x = 4,244,878,979,048,624,619,520/57,787,284,004.20
  6. Step 6: Final answer
    x = 73,456,973,315.10

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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.