Home / 1,042,216,318.74-1,563,374,757.42-342,692,967.66

Finding the Fourth Proportional to 1,042,216,318.74, 1,563,374,757.42 and 342,692,967.66

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Solution

The fourth proportional to 1,042,216,318.74, 1,563,374,757.42 and 342,692,967.66 is: 514,055,983.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,216,318.74 : 1,563,374,757.42 = 342,692,967.66 : x
  2. Step 2: Convert to fraction form
    1,042,216,318.74/1,563,374,757.42 = 342,692,967.66/x
  3. Step 3: Cross multiply
    1,042,216,318.74x = 1,563,374,757.42 × 342,692,967.66
  4. Step 4: Simplify right side
    1,042,216,318.74x = 535,757,535,184,992,448
  5. Step 5: Solve for x
    x = 535,757,535,184,992,448/1,042,216,318.74
  6. Step 6: Final answer
    x = 514,055,983.92

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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.