Home / 5,280,397,778,917.20-7,920,596,668,376.80-5,280,397,778,917.20

Finding the Fourth Proportional to 5,280,397,778,917.20, 7,920,596,668,376.80 and 5,280,397,778,917.20

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Solution

The fourth proportional to 5,280,397,778,917.20, 7,920,596,668,376.80 and 5,280,397,778,917.20 is: 7,920,596,668,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,397,778,917.20 : 7,920,596,668,376.80 = 5,280,397,778,917.20 : x
  2. Step 2: Convert to fraction form
    5,280,397,778,917.20/7,920,596,668,376.80 = 5,280,397,778,917.20/x
  3. Step 3: Cross multiply
    5,280,397,778,917.20x = 7,920,596,668,376.80 × 5,280,397,778,917.20
  4. Step 4: Simplify right side
    5,280,397,778,917.20x = 41,823,901,055,395,828,363,952,128
  5. Step 5: Solve for x
    x = 41,823,901,055,395,828,363,952,128/5,280,397,778,917.20
  6. Step 6: Final answer
    x = 7,920,596,668,376.80

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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.