Home / 1,057,281,411.51-1,458,962,934.36-611,273,521.65

Finding the Fourth Proportional to 1,057,281,411.51, 1,458,962,934.36 and 611,273,521.65

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Solution

The fourth proportional to 1,057,281,411.51, 1,458,962,934.36 and 611,273,521.65 is: 843,508,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,281,411.51 : 1,458,962,934.36 = 611,273,521.65 : x
  2. Step 2: Convert to fraction form
    1,057,281,411.51/1,458,962,934.36 = 611,273,521.65/x
  3. Step 3: Cross multiply
    1,057,281,411.51x = 1,458,962,934.36 × 611,273,521.65
  4. Step 4: Simplify right side
    1,057,281,411.51x = 891,825,410,843,054,848
  5. Step 5: Solve for x
    x = 891,825,410,843,054,848/1,057,281,411.51
  6. Step 6: Final answer
    x = 843,508,077.54

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Double scale
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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.