Home / 773,713,121.95-1,161,045,495.15-307,292,944.15

Finding the Fourth Proportional to 773,713,121.95, 1,161,045,495.15 and 307,292,944.15

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Solution

The fourth proportional to 773,713,121.95, 1,161,045,495.15 and 307,292,944.15 is: 461,128,392.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,713,121.95 : 1,161,045,495.15 = 307,292,944.15 : x
  2. Step 2: Convert to fraction form
    773,713,121.95/1,161,045,495.15 = 307,292,944.15/x
  3. Step 3: Cross multiply
    773,713,121.95x = 1,161,045,495.15 × 307,292,944.15
  4. Step 4: Simplify right side
    773,713,121.95x = 356,781,088,496,738,048
  5. Step 5: Solve for x
    x = 356,781,088,496,738,048/773,713,121.95
  6. Step 6: Final answer
    x = 461,128,392.91

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1.5x scale

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.