Home / 9,280,617,855,570-12,807,929,541,765-5,379,696,448,648.20

Finding the Fourth Proportional to 9,280,617,855,570, 12,807,929,541,765 and 5,379,696,448,648.20

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Solution

The fourth proportional to 9,280,617,855,570, 12,807,929,541,765 and 5,379,696,448,648.20 is: 7,424,373,478,433.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,617,855,570 : 12,807,929,541,765 = 5,379,696,448,648.20 : x
  2. Step 2: Convert to fraction form
    9,280,617,855,570/12,807,929,541,765 = 5,379,696,448,648.20/x
  3. Step 3: Cross multiply
    9,280,617,855,570x = 12,807,929,541,765 × 5,379,696,448,648.20
  4. Step 4: Simplify right side
    9,280,617,855,570x = 68,902,773,070,369,544,707,506,176
  5. Step 5: Solve for x
    x = 68,902,773,070,369,544,707,506,176/9,280,617,855,570
  6. Step 6: Final answer
    x = 7,424,373,478,433.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.