Home / 750,980,689.36-1,036,333,713.60-416,452,359.58

Finding the Fourth Proportional to 750,980,689.36, 1,036,333,713.60 and 416,452,359.58

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Solution

The fourth proportional to 750,980,689.36, 1,036,333,713.60 and 416,452,359.58 is: 574,693,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,980,689.36 : 1,036,333,713.60 = 416,452,359.58 : x
  2. Step 2: Convert to fraction form
    750,980,689.36/1,036,333,713.60 = 416,452,359.58/x
  3. Step 3: Cross multiply
    750,980,689.36x = 1,036,333,713.60 × 416,452,359.58
  4. Step 4: Simplify right side
    750,980,689.36x = 431,583,620,341,023,936
  5. Step 5: Solve for x
    x = 431,583,620,341,023,936/750,980,689.36
  6. Step 6: Final answer
    x = 574,693,366.23

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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.