Home / 100,889,252.88-139,210,309.29-56,225,470.23

Finding the Fourth Proportional to 100,889,252.88, 139,210,309.29 and 56,225,470.23

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Solution

The fourth proportional to 100,889,252.88, 139,210,309.29 and 56,225,470.23 is: 77,581,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,889,252.88 : 139,210,309.29 = 56,225,470.23 : x
  2. Step 2: Convert to fraction form
    100,889,252.88/139,210,309.29 = 56,225,470.23/x
  3. Step 3: Cross multiply
    100,889,252.88x = 139,210,309.29 × 56,225,470.23
  4. Step 4: Simplify right side
    100,889,252.88x = 7,827,165,101,296,292
  5. Step 5: Solve for x
    x = 7,827,165,101,296,292/100,889,252.88
  6. Step 6: Final answer
    x = 77,581,753.04

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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.