Home / 1,214,253,042.96-1,675,669,740.30-657,336,072

Finding the Fourth Proportional to 1,214,253,042.96, 1,675,669,740.30 and 657,336,072

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Solution

The fourth proportional to 1,214,253,042.96, 1,675,669,740.30 and 657,336,072 is: 907,124,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,253,042.96 : 1,675,669,740.30 = 657,336,072 : x
  2. Step 2: Convert to fraction form
    1,214,253,042.96/1,675,669,740.30 = 657,336,072/x
  3. Step 3: Cross multiply
    1,214,253,042.96x = 1,675,669,740.30 × 657,336,072
  4. Step 4: Simplify right side
    1,214,253,042.96x = 1,101,478,165,058,062,080
  5. Step 5: Solve for x
    x = 1,101,478,165,058,062,080/1,214,253,042.96
  6. Step 6: Final answer
    x = 907,124,072.24

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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.