Home / 248,879,500.84-343,402,437.49-143,012,460.34

Finding the Fourth Proportional to 248,879,500.84, 343,402,437.49 and 143,012,460.34

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Solution

The fourth proportional to 248,879,500.84, 343,402,437.49 and 143,012,460.34 is: 197,327,732.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,879,500.84 : 343,402,437.49 = 143,012,460.34 : x
  2. Step 2: Convert to fraction form
    248,879,500.84/343,402,437.49 = 143,012,460.34/x
  3. Step 3: Cross multiply
    248,879,500.84x = 343,402,437.49 × 143,012,460.34
  4. Step 4: Simplify right side
    248,879,500.84x = 49,110,827,472,197,960
  5. Step 5: Solve for x
    x = 49,110,827,472,197,960/248,879,500.84
  6. Step 6: Final answer
    x = 197,327,732.12

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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.