Home / 619,155,742.05-854,409,136.35-336,899,291.31

Finding the Fourth Proportional to 619,155,742.05, 854,409,136.35 and 336,899,291.31

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Solution

The fourth proportional to 619,155,742.05, 854,409,136.35 and 336,899,291.31 is: 464,906,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,155,742.05 : 854,409,136.35 = 336,899,291.31 : x
  2. Step 2: Convert to fraction form
    619,155,742.05/854,409,136.35 = 336,899,291.31/x
  3. Step 3: Cross multiply
    619,155,742.05x = 854,409,136.35 × 336,899,291.31
  4. Step 4: Simplify right side
    619,155,742.05x = 287,849,832,527,240,192
  5. Step 5: Solve for x
    x = 287,849,832,527,240,192/619,155,742.05
  6. Step 6: Final answer
    x = 464,906,990.24

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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.