Home / 137,780,895.46-190,137,551.90-75,901,234.02

Finding the Fourth Proportional to 137,780,895.46, 190,137,551.90 and 75,901,234.02

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Solution

The fourth proportional to 137,780,895.46, 190,137,551.90 and 75,901,234.02 is: 104,743,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,780,895.46 : 190,137,551.90 = 75,901,234.02 : x
  2. Step 2: Convert to fraction form
    137,780,895.46/190,137,551.90 = 75,901,234.02/x
  3. Step 3: Cross multiply
    137,780,895.46x = 190,137,551.90 × 75,901,234.02
  4. Step 4: Simplify right side
    137,780,895.46x = 14,431,674,822,563,520
  5. Step 5: Solve for x
    x = 14,431,674,822,563,520/137,780,895.46
  6. Step 6: Final answer
    x = 104,743,656.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.