Home / 990,672,913,004.56-1,367,107,191,975-573,544,348,806.49

Finding the Fourth Proportional to 990,672,913,004.56, 1,367,107,191,975 and 573,544,348,806.49

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Solution

The fourth proportional to 990,672,913,004.56, 1,367,107,191,975 and 573,544,348,806.49 is: 791,478,795,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,672,913,004.56 : 1,367,107,191,975 = 573,544,348,806.49 : x
  2. Step 2: Convert to fraction form
    990,672,913,004.56/1,367,107,191,975 = 573,544,348,806.49/x
  3. Step 3: Cross multiply
    990,672,913,004.56x = 1,367,107,191,975 × 573,544,348,806.49
  4. Step 4: Simplify right side
    990,672,913,004.56x = 784,096,604,169,970,447,810,560
  5. Step 5: Solve for x
    x = 784,096,604,169,970,447,810,560/990,672,913,004.56
  6. Step 6: Final answer
    x = 791,478,795,753.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.