Home / 1,296,927,260.32-1,945,510,482.42-423,533,206.08

Finding the Fourth Proportional to 1,296,927,260.32, 1,945,510,482.42 and 423,533,206.08

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Solution

The fourth proportional to 1,296,927,260.32, 1,945,510,482.42 and 423,533,206.08 is: 635,338,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,927,260.32 : 1,945,510,482.42 = 423,533,206.08 : x
  2. Step 2: Convert to fraction form
    1,296,927,260.32/1,945,510,482.42 = 423,533,206.08/x
  3. Step 3: Cross multiply
    1,296,927,260.32x = 1,945,510,482.42 × 423,533,206.08
  4. Step 4: Simplify right side
    1,296,927,260.32x = 823,988,292,081,590,016
  5. Step 5: Solve for x
    x = 823,988,292,081,590,016/1,296,927,260.32
  6. Step 6: Final answer
    x = 635,338,863.86

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Double scale
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1.5x scale

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.