Home / 413,563,907.28-570,708,361.80-225,398,142.48

Finding the Fourth Proportional to 413,563,907.28, 570,708,361.80 and 225,398,142.48

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Solution

The fourth proportional to 413,563,907.28, 570,708,361.80 and 225,398,142.48 is: 311,044,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,563,907.28 : 570,708,361.80 = 225,398,142.48 : x
  2. Step 2: Convert to fraction form
    413,563,907.28/570,708,361.80 = 225,398,142.48/x
  3. Step 3: Cross multiply
    413,563,907.28x = 570,708,361.80 × 225,398,142.48
  4. Step 4: Simplify right side
    413,563,907.28x = 128,636,604,647,523,776
  5. Step 5: Solve for x
    x = 128,636,604,647,523,776/413,563,907.28
  6. Step 6: Final answer
    x = 311,044,079.00

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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.