Home / 194,107,675,390.80-291,193,761,713.40-76,335,688,856.40

Finding the Fourth Proportional to 194,107,675,390.80, 291,193,761,713.40 and 76,335,688,856.40

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Solution

The fourth proportional to 194,107,675,390.80, 291,193,761,713.40 and 76,335,688,856.40 is: 114,516,215,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,107,675,390.80 : 291,193,761,713.40 = 76,335,688,856.40 : x
  2. Step 2: Convert to fraction form
    194,107,675,390.80/291,193,761,713.40 = 76,335,688,856.40/x
  3. Step 3: Cross multiply
    194,107,675,390.80x = 291,193,761,713.40 × 76,335,688,856.40
  4. Step 4: Simplify right side
    194,107,675,390.80x = 22,228,476,391,078,785,712,128
  5. Step 5: Solve for x
    x = 22,228,476,391,078,785,712,128/194,107,675,390.80
  6. Step 6: Final answer
    x = 114,516,215,529.99

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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.