Home / 425,813,840.04-587,630,752.20-249,728,837.52

Finding the Fourth Proportional to 425,813,840.04, 587,630,752.20 and 249,728,837.52

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Solution

The fourth proportional to 425,813,840.04, 587,630,752.20 and 249,728,837.52 is: 344,630,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,813,840.04 : 587,630,752.20 = 249,728,837.52 : x
  2. Step 2: Convert to fraction form
    425,813,840.04/587,630,752.20 = 249,728,837.52/x
  3. Step 3: Cross multiply
    425,813,840.04x = 587,630,752.20 × 249,728,837.52
  4. Step 4: Simplify right side
    425,813,840.04x = 146,748,344,637,909,216
  5. Step 5: Solve for x
    x = 146,748,344,637,909,216/425,813,840.04
  6. Step 6: Final answer
    x = 344,630,284.03

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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.