Home / 53,145,406,621.14-79,718,186,655.54-21,703,055,880.15

Finding the Fourth Proportional to 53,145,406,621.14, 79,718,186,655.54 and 21,703,055,880.15

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Solution

The fourth proportional to 53,145,406,621.14, 79,718,186,655.54 and 21,703,055,880.15 is: 32,554,615,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145,406,621.14 : 79,718,186,655.54 = 21,703,055,880.15 : x
  2. Step 2: Convert to fraction form
    53,145,406,621.14/79,718,186,655.54 = 21,703,055,880.15/x
  3. Step 3: Cross multiply
    53,145,406,621.14x = 79,718,186,655.54 × 21,703,055,880.15
  4. Step 4: Simplify right side
    53,145,406,621.14x = 1,730,128,259,649,412,530,176
  5. Step 5: Solve for x
    x = 1,730,128,259,649,412,530,176/53,145,406,621.14
  6. Step 6: Final answer
    x = 32,554,615,152.03

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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.