Home / 5,178,361,104,114.40-7,767,541,656,172.40-4,931,513,987,212.40

Finding the Fourth Proportional to 5,178,361,104,114.40, 7,767,541,656,172.40 and 4,931,513,987,212.40

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Solution

The fourth proportional to 5,178,361,104,114.40, 7,767,541,656,172.40 and 4,931,513,987,212.40 is: 7,397,270,980,819.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,361,104,114.40 : 7,767,541,656,172.40 = 4,931,513,987,212.40 : x
  2. Step 2: Convert to fraction form
    5,178,361,104,114.40/7,767,541,656,172.40 = 4,931,513,987,212.40/x
  3. Step 3: Cross multiply
    5,178,361,104,114.40x = 7,767,541,656,172.40 × 4,931,513,987,212.40
  4. Step 4: Simplify right side
    5,178,361,104,114.40x = 38,305,740,323,669,164,928,532,480
  5. Step 5: Solve for x
    x = 38,305,740,323,669,164,928,532,480/5,178,361,104,114.40
  6. Step 6: Final answer
    x = 7,397,270,980,819.36

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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.