Home / 27,280,642,763.80-40,920,964,145.70-15,526,018,149.40

Finding the Fourth Proportional to 27,280,642,763.80, 40,920,964,145.70 and 15,526,018,149.40

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Solution

The fourth proportional to 27,280,642,763.80, 40,920,964,145.70 and 15,526,018,149.40 is: 23,289,027,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280,642,763.80 : 40,920,964,145.70 = 15,526,018,149.40 : x
  2. Step 2: Convert to fraction form
    27,280,642,763.80/40,920,964,145.70 = 15,526,018,149.40/x
  3. Step 3: Cross multiply
    27,280,642,763.80x = 40,920,964,145.70 × 15,526,018,149.40
  4. Step 4: Simplify right side
    27,280,642,763.80x = 635,339,632,017,084,776,448
  5. Step 5: Solve for x
    x = 635,339,632,017,084,776,448/27,280,642,763.80
  6. Step 6: Final answer
    x = 23,289,027,224.10

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1.5x scale

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.