Home / 1,566,413,987.40-2,349,888,665.58-645,787,064.52

Finding the Fourth Proportional to 1,566,413,987.40, 2,349,888,665.58 and 645,787,064.52

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Solution

The fourth proportional to 1,566,413,987.40, 2,349,888,665.58 and 645,787,064.52 is: 968,790,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,413,987.40 : 2,349,888,665.58 = 645,787,064.52 : x
  2. Step 2: Convert to fraction form
    1,566,413,987.40/2,349,888,665.58 = 645,787,064.52/x
  3. Step 3: Cross multiply
    1,566,413,987.40x = 2,349,888,665.58 × 645,787,064.52
  4. Step 4: Simplify right side
    1,566,413,987.40x = 1,517,527,703,293,728,000
  5. Step 5: Solve for x
    x = 1,517,527,703,293,728,000/1,566,413,987.40
  6. Step 6: Final answer
    x = 968,790,955.33

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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.