Home / 425,440,806.10-587,153,449.86-249,376,727.82

Finding the Fourth Proportional to 425,440,806.10, 587,153,449.86 and 249,376,727.82

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Solution

The fourth proportional to 425,440,806.10, 587,153,449.86 and 249,376,727.82 is: 344,166,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,440,806.10 : 587,153,449.86 = 249,376,727.82 : x
  2. Step 2: Convert to fraction form
    425,440,806.10/587,153,449.86 = 249,376,727.82/x
  3. Step 3: Cross multiply
    425,440,806.10x = 587,153,449.86 × 249,376,727.82
  4. Step 4: Simplify right side
    425,440,806.10x = 146,422,406,054,311,232
  5. Step 5: Solve for x
    x = 146,422,406,054,311,232/425,440,806.10
  6. Step 6: Final answer
    x = 344,166,342.19

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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.