Home / 249,580,464.45-344,410,693.90-136,549,401.72

Finding the Fourth Proportional to 249,580,464.45, 344,410,693.90 and 136,549,401.72

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Solution

The fourth proportional to 249,580,464.45, 344,410,693.90 and 136,549,401.72 is: 188,432,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,580,464.45 : 344,410,693.90 = 136,549,401.72 : x
  2. Step 2: Convert to fraction form
    249,580,464.45/344,410,693.90 = 136,549,401.72/x
  3. Step 3: Cross multiply
    249,580,464.45x = 344,410,693.90 × 136,549,401.72
  4. Step 4: Simplify right side
    249,580,464.45x = 47,029,074,198,015,048
  5. Step 5: Solve for x
    x = 47,029,074,198,015,048/249,580,464.45
  6. Step 6: Final answer
    x = 188,432,513.34

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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.