Home / 101,071,464.71-139,478,714.30-54,661,718.63

Finding the Fourth Proportional to 101,071,464.71, 139,478,714.30 and 54,661,718.63

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Solution

The fourth proportional to 101,071,464.71, 139,478,714.30 and 54,661,718.63 is: 75,433,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,071,464.71 : 139,478,714.30 = 54,661,718.63 : x
  2. Step 2: Convert to fraction form
    101,071,464.71/139,478,714.30 = 54,661,718.63/x
  3. Step 3: Cross multiply
    101,071,464.71x = 139,478,714.30 × 54,661,718.63
  4. Step 4: Simplify right side
    101,071,464.71x = 7,624,146,236,104,597
  5. Step 5: Solve for x
    x = 7,624,146,236,104,597/101,071,464.71
  6. Step 6: Final answer
    x = 75,433,222.01

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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.