Home / 75,276,126.08-103,842,752.64-49,185,896.32

Finding the Fourth Proportional to 75,276,126.08, 103,842,752.64 and 49,185,896.32

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Solution

The fourth proportional to 75,276,126.08, 103,842,752.64 and 49,185,896.32 is: 67,851,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,276,126.08 : 103,842,752.64 = 49,185,896.32 : x
  2. Step 2: Convert to fraction form
    75,276,126.08/103,842,752.64 = 49,185,896.32/x
  3. Step 3: Cross multiply
    75,276,126.08x = 103,842,752.64 × 49,185,896.32
  4. Step 4: Simplify right side
    75,276,126.08x = 5,107,598,864,934,446
  5. Step 5: Solve for x
    x = 5,107,598,864,934,446/75,276,126.08
  6. Step 6: Final answer
    x = 67,851,510.58

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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.