Home / 356,822,064.48-491,496,969.16-252,220,303.92

Finding the Fourth Proportional to 356,822,064.48, 491,496,969.16 and 252,220,303.92

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Solution

The fourth proportional to 356,822,064.48, 491,496,969.16 and 252,220,303.92 is: 347,415,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,822,064.48 : 491,496,969.16 = 252,220,303.92 : x
  2. Step 2: Convert to fraction form
    356,822,064.48/491,496,969.16 = 252,220,303.92/x
  3. Step 3: Cross multiply
    356,822,064.48x = 491,496,969.16 × 252,220,303.92
  4. Step 4: Simplify right side
    356,822,064.48x = 123,965,514,937,294,064
  5. Step 5: Solve for x
    x = 123,965,514,937,294,064/356,822,064.48
  6. Step 6: Final answer
    x = 347,415,497.18

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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.