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Finding the Fourth Proportional to 876,339,398.04, 1,314,754,847.04 and 352,076,643.96

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Solution

The fourth proportional to 876,339,398.04, 1,314,754,847.04 and 352,076,643.96 is: 528,213,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,339,398.04 : 1,314,754,847.04 = 352,076,643.96 : x
  2. Step 2: Convert to fraction form
    876,339,398.04/1,314,754,847.04 = 352,076,643.96/x
  3. Step 3: Cross multiply
    876,339,398.04x = 1,314,754,847.04 × 352,076,643.96
  4. Step 4: Simplify right side
    876,339,398.04x = 462,894,474,175,986,304
  5. Step 5: Solve for x
    x = 462,894,474,175,986,304/876,339,398.04
  6. Step 6: Final answer
    x = 528,213,698.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.