Home / 5,280,397,923,620.90-7,920,596,885,431.40-1,888,454,058,328.10

Finding the Fourth Proportional to 5,280,397,923,620.90, 7,920,596,885,431.40 and 1,888,454,058,328.10

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Solution

The fourth proportional to 5,280,397,923,620.90, 7,920,596,885,431.40 and 1,888,454,058,328.10 is: 2,832,681,087,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,397,923,620.90 : 7,920,596,885,431.40 = 1,888,454,058,328.10 : x
  2. Step 2: Convert to fraction form
    5,280,397,923,620.90/7,920,596,885,431.40 = 1,888,454,058,328.10/x
  3. Step 3: Cross multiply
    5,280,397,923,620.90x = 7,920,596,885,431.40 × 1,888,454,058,328.10
  4. Step 4: Simplify right side
    5,280,397,923,620.90x = 14,957,683,332,673,838,168,145,920
  5. Step 5: Solve for x
    x = 14,957,683,332,673,838,168,145,920/5,280,397,923,620.90
  6. Step 6: Final answer
    x = 2,832,681,087,492.17

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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.