Home / 253,314,447.63-380,217,379.95-122,248,959.45

Finding the Fourth Proportional to 253,314,447.63, 380,217,379.95 and 122,248,959.45

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Solution

The fourth proportional to 253,314,447.63, 380,217,379.95 and 122,248,959.45 is: 183,492,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,314,447.63 : 380,217,379.95 = 122,248,959.45 : x
  2. Step 2: Convert to fraction form
    253,314,447.63/380,217,379.95 = 122,248,959.45/x
  3. Step 3: Cross multiply
    253,314,447.63x = 380,217,379.95 × 122,248,959.45
  4. Step 4: Simplify right side
    253,314,447.63x = 46,481,179,063,692,792
  5. Step 5: Solve for x
    x = 46,481,179,063,692,792/253,314,447.63
  6. Step 6: Final answer
    x = 183,492,017.52

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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.