Home / 10,051,128,201.70-15,076,692,302.55-9,180,415,267.30

Finding the Fourth Proportional to 10,051,128,201.70, 15,076,692,302.55 and 9,180,415,267.30

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Solution

The fourth proportional to 10,051,128,201.70, 15,076,692,302.55 and 9,180,415,267.30 is: 13,770,622,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051,128,201.70 : 15,076,692,302.55 = 9,180,415,267.30 : x
  2. Step 2: Convert to fraction form
    10,051,128,201.70/15,076,692,302.55 = 9,180,415,267.30/x
  3. Step 3: Cross multiply
    10,051,128,201.70x = 15,076,692,302.55 × 9,180,415,267.30
  4. Step 4: Simplify right side
    10,051,128,201.70x = 138,410,296,194,714,386,432
  5. Step 5: Solve for x
    x = 138,410,296,194,714,386,432/10,051,128,201.70
  6. Step 6: Final answer
    x = 13,770,622,900.95

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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.