Home / 1,537,293,964.32-2,306,643,629.76-836,736,628.32

Finding the Fourth Proportional to 1,537,293,964.32, 2,306,643,629.76 and 836,736,628.32

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Solution

The fourth proportional to 1,537,293,964.32, 2,306,643,629.76 and 836,736,628.32 is: 1,255,487,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,293,964.32 : 2,306,643,629.76 = 836,736,628.32 : x
  2. Step 2: Convert to fraction form
    1,537,293,964.32/2,306,643,629.76 = 836,736,628.32/x
  3. Step 3: Cross multiply
    1,537,293,964.32x = 2,306,643,629.76 × 836,736,628.32
  4. Step 4: Simplify right side
    1,537,293,964.32x = 1,930,053,213,501,189,120
  5. Step 5: Solve for x
    x = 1,930,053,213,501,189,120/1,537,293,964.32
  6. Step 6: Final answer
    x = 1,255,487,407.29

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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.