Home / 211,827,821.51-292,314,937.92-116,457,635.87

Finding the Fourth Proportional to 211,827,821.51, 292,314,937.92 and 116,457,635.87

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Solution

The fourth proportional to 211,827,821.51, 292,314,937.92 and 116,457,635.87 is: 160,707,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,827,821.51 : 292,314,937.92 = 116,457,635.87 : x
  2. Step 2: Convert to fraction form
    211,827,821.51/292,314,937.92 = 116,457,635.87/x
  3. Step 3: Cross multiply
    211,827,821.51x = 292,314,937.92 × 116,457,635.87
  4. Step 4: Simplify right side
    211,827,821.51x = 34,042,306,600,088,660
  5. Step 5: Solve for x
    x = 34,042,306,600,088,660/211,827,821.51
  6. Step 6: Final answer
    x = 160,707,438.51

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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.