Home / 1,532,830,976.38-2,115,307,674.12-827,983,269.21

Finding the Fourth Proportional to 1,532,830,976.38, 2,115,307,674.12 and 827,983,269.21

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Solution

The fourth proportional to 1,532,830,976.38, 2,115,307,674.12 and 827,983,269.21 is: 1,142,617,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,830,976.38 : 2,115,307,674.12 = 827,983,269.21 : x
  2. Step 2: Convert to fraction form
    1,532,830,976.38/2,115,307,674.12 = 827,983,269.21/x
  3. Step 3: Cross multiply
    1,532,830,976.38x = 2,115,307,674.12 × 827,983,269.21
  4. Step 4: Simplify right side
    1,532,830,976.38x = 1,751,439,363,395,547,904
  5. Step 5: Solve for x
    x = 1,751,439,363,395,547,904/1,532,830,976.38
  6. Step 6: Final answer
    x = 1,142,617,412.09

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1.5x scale

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.