Home / 945,385,318.80-1,304,849,418.16-554,370,714

Finding the Fourth Proportional to 945,385,318.80, 1,304,849,418.16 and 554,370,714

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Solution

The fourth proportional to 945,385,318.80, 1,304,849,418.16 and 554,370,714 is: 765,159,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,385,318.80 : 1,304,849,418.16 = 554,370,714 : x
  2. Step 2: Convert to fraction form
    945,385,318.80/1,304,849,418.16 = 554,370,714/x
  3. Step 3: Cross multiply
    945,385,318.80x = 1,304,849,418.16 × 554,370,714
  4. Step 4: Simplify right side
    945,385,318.80x = 723,370,303,607,843,840
  5. Step 5: Solve for x
    x = 723,370,303,607,843,840/945,385,318.80
  6. Step 6: Final answer
    x = 765,159,231.08

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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.