Home / 759,915,017.16-1,048,684,742.46-412,234,505.16

Finding the Fourth Proportional to 759,915,017.16, 1,048,684,742.46 and 412,234,505.16

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Solution

The fourth proportional to 759,915,017.16, 1,048,684,742.46 and 412,234,505.16 is: 568,884,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,915,017.16 : 1,048,684,742.46 = 412,234,505.16 : x
  2. Step 2: Convert to fraction form
    759,915,017.16/1,048,684,742.46 = 412,234,505.16/x
  3. Step 3: Cross multiply
    759,915,017.16x = 1,048,684,742.46 × 412,234,505.16
  4. Step 4: Simplify right side
    759,915,017.16x = 432,304,035,876,840,192
  5. Step 5: Solve for x
    x = 432,304,035,876,840,192/759,915,017.16
  6. Step 6: Final answer
    x = 568,884,712.26

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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.