Home / 75,501,159.60-112,991,515.38-46,335,638.64

Finding the Fourth Proportional to 75,501,159.60, 112,991,515.38 and 46,335,638.64

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Solution

The fourth proportional to 75,501,159.60, 112,991,515.38 and 46,335,638.64 is: 69,343,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,501,159.60 : 112,991,515.38 = 46,335,638.64 : x
  2. Step 2: Convert to fraction form
    75,501,159.60/112,991,515.38 = 46,335,638.64/x
  3. Step 3: Cross multiply
    75,501,159.60x = 112,991,515.38 × 46,335,638.64
  4. Step 4: Simplify right side
    75,501,159.60x = 5,235,534,026,033,682
  5. Step 5: Solve for x
    x = 5,235,534,026,033,682/75,501,159.60
  6. Step 6: Final answer
    x = 69,343,756.49

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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.