Home / 248,457,974.90-372,683,463.15-112,143,139.70

Finding the Fourth Proportional to 248,457,974.90, 372,683,463.15 and 112,143,139.70

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Solution

The fourth proportional to 248,457,974.90, 372,683,463.15 and 112,143,139.70 is: 168,213,130.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,457,974.90 : 372,683,463.15 = 112,143,139.70 : x
  2. Step 2: Convert to fraction form
    248,457,974.90/372,683,463.15 = 112,143,139.70/x
  3. Step 3: Cross multiply
    248,457,974.90x = 372,683,463.15 × 112,143,139.70
  4. Step 4: Simplify right side
    248,457,974.90x = 41,793,893,671,910,248
  5. Step 5: Solve for x
    x = 41,793,893,671,910,248/248,457,974.90
  6. Step 6: Final answer
    x = 168,213,130.16

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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.