Home / 486,051,060.96-670,752,508.28-263,032,753.10

Finding the Fourth Proportional to 486,051,060.96, 670,752,508.28 and 263,032,753.10

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Solution

The fourth proportional to 486,051,060.96, 670,752,508.28 and 263,032,753.10 is: 362,986,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,051,060.96 : 670,752,508.28 = 263,032,753.10 : x
  2. Step 2: Convert to fraction form
    486,051,060.96/670,752,508.28 = 263,032,753.10/x
  3. Step 3: Cross multiply
    486,051,060.96x = 670,752,508.28 × 263,032,753.10
  4. Step 4: Simplify right side
    486,051,060.96x = 176,429,878,896,950,016
  5. Step 5: Solve for x
    x = 176,429,878,896,950,016/486,051,060.96
  6. Step 6: Final answer
    x = 362,986,305.49

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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.