Home / 45,349,718,815.20-68,024,578,222.80-15,895,132,831.20

Finding the Fourth Proportional to 45,349,718,815.20, 68,024,578,222.80 and 15,895,132,831.20

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Solution

The fourth proportional to 45,349,718,815.20, 68,024,578,222.80 and 15,895,132,831.20 is: 23,842,699,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,718,815.20 : 68,024,578,222.80 = 15,895,132,831.20 : x
  2. Step 2: Convert to fraction form
    45,349,718,815.20/68,024,578,222.80 = 15,895,132,831.20/x
  3. Step 3: Cross multiply
    45,349,718,815.20x = 68,024,578,222.80 × 15,895,132,831.20
  4. Step 4: Simplify right side
    45,349,718,815.20x = 1,081,259,706,637,760,987,136
  5. Step 5: Solve for x
    x = 1,081,259,706,637,760,987,136/45,349,718,815.20
  6. Step 6: Final answer
    x = 23,842,699,246.80

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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.