Home / 248,102,653.40-372,153,980.10-166,473,315.80

Finding the Fourth Proportional to 248,102,653.40, 372,153,980.10 and 166,473,315.80

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Solution

The fourth proportional to 248,102,653.40, 372,153,980.10 and 166,473,315.80 is: 249,709,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,102,653.40 : 372,153,980.10 = 166,473,315.80 : x
  2. Step 2: Convert to fraction form
    248,102,653.40/372,153,980.10 = 166,473,315.80/x
  3. Step 3: Cross multiply
    248,102,653.40x = 372,153,980.10 × 166,473,315.80
  4. Step 4: Simplify right side
    248,102,653.40x = 61,953,707,055,414,224
  5. Step 5: Solve for x
    x = 61,953,707,055,414,224/248,102,653.40
  6. Step 6: Final answer
    x = 249,709,973.70

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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.