Home / 957,597,154,858.16-1,321,483,219,944.40-540,538,785,863.20

Finding the Fourth Proportional to 957,597,154,858.16, 1,321,483,219,944.40 and 540,538,785,863.20

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Solution

The fourth proportional to 957,597,154,858.16, 1,321,483,219,944.40 and 540,538,785,863.20 is: 745,943,042,565.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,597,154,858.16 : 1,321,483,219,944.40 = 540,538,785,863.20 : x
  2. Step 2: Convert to fraction form
    957,597,154,858.16/1,321,483,219,944.40 = 540,538,785,863.20/x
  3. Step 3: Cross multiply
    957,597,154,858.16x = 1,321,483,219,944.40 × 540,538,785,863.20
  4. Step 4: Simplify right side
    957,597,154,858.16x = 714,312,935,247,338,088,169,472
  5. Step 5: Solve for x
    x = 714,312,935,247,338,088,169,472/957,597,154,858.16
  6. Step 6: Final answer
    x = 745,943,042,565.89

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Double scale
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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.