Home / 786,134,548.18-1,084,858,194.96-433,713,385.63

Finding the Fourth Proportional to 786,134,548.18, 1,084,858,194.96 and 433,713,385.63

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Solution

The fourth proportional to 786,134,548.18, 1,084,858,194.96 and 433,713,385.63 is: 598,520,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,134,548.18 : 1,084,858,194.96 = 433,713,385.63 : x
  2. Step 2: Convert to fraction form
    786,134,548.18/1,084,858,194.96 = 433,713,385.63/x
  3. Step 3: Cross multiply
    786,134,548.18x = 1,084,858,194.96 × 433,713,385.63
  4. Step 4: Simplify right side
    786,134,548.18x = 470,517,520,664,552,192
  5. Step 5: Solve for x
    x = 470,517,520,664,552,192/786,134,548.18
  6. Step 6: Final answer
    x = 598,520,344.58

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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.