Home / 505,689,234.84-697,845,870-296,805,020.94

Finding the Fourth Proportional to 505,689,234.84, 697,845,870 and 296,805,020.94

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Solution

The fourth proportional to 505,689,234.84, 697,845,870 and 296,805,020.94 is: 409,587,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,689,234.84 : 697,845,870 = 296,805,020.94 : x
  2. Step 2: Convert to fraction form
    505,689,234.84/697,845,870 = 296,805,020.94/x
  3. Step 3: Cross multiply
    505,689,234.84x = 697,845,870 × 296,805,020.94
  4. Step 4: Simplify right side
    505,689,234.84x = 207,124,158,058,242,528
  5. Step 5: Solve for x
    x = 207,124,158,058,242,528/505,689,234.84
  6. Step 6: Final answer
    x = 409,587,833.37

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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.