Home / 576,896,464.89-796,117,421.06-312,578,666.60

Finding the Fourth Proportional to 576,896,464.89, 796,117,421.06 and 312,578,666.60

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Solution

The fourth proportional to 576,896,464.89, 796,117,421.06 and 312,578,666.60 is: 431,358,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,896,464.89 : 796,117,421.06 = 312,578,666.60 : x
  2. Step 2: Convert to fraction form
    576,896,464.89/796,117,421.06 = 312,578,666.60/x
  3. Step 3: Cross multiply
    576,896,464.89x = 796,117,421.06 × 312,578,666.60
  4. Step 4: Simplify right side
    576,896,464.89x = 248,849,321,926,422,080
  5. Step 5: Solve for x
    x = 248,849,321,926,422,080/576,896,464.89
  6. Step 6: Final answer
    x = 431,358,722.18

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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.