Home / 1,009,422,019.30-1,514,133,028.95-396,026,256.10

Finding the Fourth Proportional to 1,009,422,019.30, 1,514,133,028.95 and 396,026,256.10

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Solution

The fourth proportional to 1,009,422,019.30, 1,514,133,028.95 and 396,026,256.10 is: 594,039,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,422,019.30 : 1,514,133,028.95 = 396,026,256.10 : x
  2. Step 2: Convert to fraction form
    1,009,422,019.30/1,514,133,028.95 = 396,026,256.10/x
  3. Step 3: Cross multiply
    1,009,422,019.30x = 1,514,133,028.95 × 396,026,256.10
  4. Step 4: Simplify right side
    1,009,422,019.30x = 599,636,434,692,421,504
  5. Step 5: Solve for x
    x = 599,636,434,692,421,504/1,009,422,019.30
  6. Step 6: Final answer
    x = 594,039,384.15

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Double scale
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Similar ratio
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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.