Home / 1,109,461,145.34-1,531,057,206-600,827,806.86

Finding the Fourth Proportional to 1,109,461,145.34, 1,531,057,206 and 600,827,806.86

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Solution

The fourth proportional to 1,109,461,145.34, 1,531,057,206 and 600,827,806.86 is: 829,142,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,461,145.34 : 1,531,057,206 = 600,827,806.86 : x
  2. Step 2: Convert to fraction form
    1,109,461,145.34/1,531,057,206 = 600,827,806.86/x
  3. Step 3: Cross multiply
    1,109,461,145.34x = 1,531,057,206 × 600,827,806.86
  4. Step 4: Simplify right side
    1,109,461,145.34x = 919,901,743,258,179,200
  5. Step 5: Solve for x
    x = 919,901,743,258,179,200/1,109,461,145.34
  6. Step 6: Final answer
    x = 829,142,820.48

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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.