Home / 105,101,627.77-157,652,451.38-31,326,550.75

Finding the Fourth Proportional to 105,101,627.77, 157,652,451.38 and 31,326,550.75

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Solution

The fourth proportional to 105,101,627.77, 157,652,451.38 and 31,326,550.75 is: 46,989,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,101,627.77 : 157,652,451.38 = 31,326,550.75 : x
  2. Step 2: Convert to fraction form
    105,101,627.77/157,652,451.38 = 31,326,550.75/x
  3. Step 3: Cross multiply
    105,101,627.77x = 157,652,451.38 × 31,326,550.75
  4. Step 4: Simplify right side
    105,101,627.77x = 4,938,707,519,017,477
  5. Step 5: Solve for x
    x = 4,938,707,519,017,477/105,101,627.77
  6. Step 6: Final answer
    x = 46,989,829.02

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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.