Home / 18,615,976,552.71-27,923,780,810.49-8,528,828,232.51

Finding the Fourth Proportional to 18,615,976,552.71, 27,923,780,810.49 and 8,528,828,232.51

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Solution

The fourth proportional to 18,615,976,552.71, 27,923,780,810.49 and 8,528,828,232.51 is: 12,793,158,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,976,552.71 : 27,923,780,810.49 = 8,528,828,232.51 : x
  2. Step 2: Convert to fraction form
    18,615,976,552.71/27,923,780,810.49 = 8,528,828,232.51/x
  3. Step 3: Cross multiply
    18,615,976,552.71x = 27,923,780,810.49 × 8,528,828,232.51
  4. Step 4: Simplify right side
    18,615,976,552.71x = 238,157,130,134,928,097,280
  5. Step 5: Solve for x
    x = 238,157,130,134,928,097,280/18,615,976,552.71
  6. Step 6: Final answer
    x = 12,793,158,041.46

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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.