Home / 470,617,548.62-706,012,512.78-194,117,928.66

Finding the Fourth Proportional to 470,617,548.62, 706,012,512.78 and 194,117,928.66

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Solution

The fourth proportional to 470,617,548.62, 706,012,512.78 and 194,117,928.66 is: 291,212,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,617,548.62 : 706,012,512.78 = 194,117,928.66 : x
  2. Step 2: Convert to fraction form
    470,617,548.62/706,012,512.78 = 194,117,928.66/x
  3. Step 3: Cross multiply
    470,617,548.62x = 706,012,512.78 × 194,117,928.66
  4. Step 4: Simplify right side
    470,617,548.62x = 137,049,686,588,895,376
  5. Step 5: Solve for x
    x = 137,049,686,588,895,376/470,617,548.62
  6. Step 6: Final answer
    x = 291,212,444.14

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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.