Home / 111,246,411.07-153,508,985.93-64,218,635.14

Finding the Fourth Proportional to 111,246,411.07, 153,508,985.93 and 64,218,635.14

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Solution

The fourth proportional to 111,246,411.07, 153,508,985.93 and 64,218,635.14 is: 88,615,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,246,411.07 : 153,508,985.93 = 64,218,635.14 : x
  2. Step 2: Convert to fraction form
    111,246,411.07/153,508,985.93 = 64,218,635.14/x
  3. Step 3: Cross multiply
    111,246,411.07x = 153,508,985.93 × 64,218,635.14
  4. Step 4: Simplify right side
    111,246,411.07x = 9,858,137,558,150,064
  5. Step 5: Solve for x
    x = 9,858,137,558,150,064/111,246,411.07
  6. Step 6: Final answer
    x = 88,615,331.17

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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.