Home / 1,090,959,042.45-1,505,523,421.00-589,167,777.82

Finding the Fourth Proportional to 1,090,959,042.45, 1,505,523,421.00 and 589,167,777.82

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Solution

The fourth proportional to 1,090,959,042.45, 1,505,523,421.00 and 589,167,777.82 is: 813,051,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,959,042.45 : 1,505,523,421.00 = 589,167,777.82 : x
  2. Step 2: Convert to fraction form
    1,090,959,042.45/1,505,523,421.00 = 589,167,777.82/x
  3. Step 3: Cross multiply
    1,090,959,042.45x = 1,505,523,421.00 × 589,167,777.82
  4. Step 4: Simplify right side
    1,090,959,042.45x = 887,005,888,406,336,768
  5. Step 5: Solve for x
    x = 887,005,888,406,336,768/1,090,959,042.45
  6. Step 6: Final answer
    x = 813,051,502.29

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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.