Home / 1,214,267,663.49-1,675,689,939.90-657,350,710.62

Finding the Fourth Proportional to 1,214,267,663.49, 1,675,689,939.90 and 657,350,710.62

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Solution

The fourth proportional to 1,214,267,663.49, 1,675,689,939.90 and 657,350,710.62 is: 907,144,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,267,663.49 : 1,675,689,939.90 = 657,350,710.62 : x
  2. Step 2: Convert to fraction form
    1,214,267,663.49/1,675,689,939.90 = 657,350,710.62/x
  3. Step 3: Cross multiply
    1,214,267,663.49x = 1,675,689,939.90 × 657,350,710.62
  4. Step 4: Simplify right side
    1,214,267,663.49x = 1,101,515,972,772,050,176
  5. Step 5: Solve for x
    x = 1,101,515,972,772,050,176/1,214,267,663.49
  6. Step 6: Final answer
    x = 907,144,286.13

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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.