Home / 93,841,657.02-129,455,467.68-81,434,336.22

Finding the Fourth Proportional to 93,841,657.02, 129,455,467.68 and 81,434,336.22

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Solution

The fourth proportional to 93,841,657.02, 129,455,467.68 and 81,434,336.22 is: 112,339,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,841,657.02 : 129,455,467.68 = 81,434,336.22 : x
  2. Step 2: Convert to fraction form
    93,841,657.02/129,455,467.68 = 81,434,336.22/x
  3. Step 3: Cross multiply
    93,841,657.02x = 129,455,467.68 × 81,434,336.22
  4. Step 4: Simplify right side
    93,841,657.02x = 10,542,120,080,570,464
  5. Step 5: Solve for x
    x = 10,542,120,080,570,464/93,841,657.02
  6. Step 6: Final answer
    x = 112,339,449.40

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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.