Home / 5,280,397,778,781.70-7,920,596,668,172.10-5,280,397,778,781.70

Finding the Fourth Proportional to 5,280,397,778,781.70, 7,920,596,668,172.10 and 5,280,397,778,781.70

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Solution

The fourth proportional to 5,280,397,778,781.70, 7,920,596,668,172.10 and 5,280,397,778,781.70 is: 7,920,596,668,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,397,778,781.70 : 7,920,596,668,172.10 = 5,280,397,778,781.70 : x
  2. Step 2: Convert to fraction form
    5,280,397,778,781.70/7,920,596,668,172.10 = 5,280,397,778,781.70/x
  3. Step 3: Cross multiply
    5,280,397,778,781.70x = 7,920,596,668,172.10 × 5,280,397,778,781.70
  4. Step 4: Simplify right side
    5,280,397,778,781.70x = 41,823,901,053,241,687,516,643,328
  5. Step 5: Solve for x
    x = 41,823,901,053,241,687,516,643,328/5,280,397,778,781.70
  6. Step 6: Final answer
    x = 7,920,596,668,172.10

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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.