Home / 248,458,666.84-372,647,574.74-117,300,688.79

Finding the Fourth Proportional to 248,458,666.84, 372,647,574.74 and 117,300,688.79

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Solution

The fourth proportional to 248,458,666.84, 372,647,574.74 and 117,300,688.79 is: 175,931,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,458,666.84 : 372,647,574.74 = 117,300,688.79 : x
  2. Step 2: Convert to fraction form
    248,458,666.84/372,647,574.74 = 117,300,688.79/x
  3. Step 3: Cross multiply
    248,458,666.84x = 372,647,574.74 × 117,300,688.79
  4. Step 4: Simplify right side
    248,458,666.84x = 43,711,817,192,925,008
  5. Step 5: Solve for x
    x = 43,711,817,192,925,008/248,458,666.84
  6. Step 6: Final answer
    x = 175,931,947.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.