Home / 1,631,331,100.16-2,251,506,907.97-962,439,676.15

Finding the Fourth Proportional to 1,631,331,100.16, 2,251,506,907.97 and 962,439,676.15

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Solution

The fourth proportional to 1,631,331,100.16, 2,251,506,907.97 and 962,439,676.15 is: 1,328,326,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,331,100.16 : 2,251,506,907.97 = 962,439,676.15 : x
  2. Step 2: Convert to fraction form
    1,631,331,100.16/2,251,506,907.97 = 962,439,676.15/x
  3. Step 3: Cross multiply
    1,631,331,100.16x = 2,251,506,907.97 × 962,439,676.15
  4. Step 4: Simplify right side
    1,631,331,100.16x = 2,166,939,579,356,134,400
  5. Step 5: Solve for x
    x = 2,166,939,579,356,134,400/1,631,331,100.16
  6. Step 6: Final answer
    x = 1,328,326,039.48

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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.