Home / 1,116,154,635.91-1,540,281,174.09-614,352,690.97

Finding the Fourth Proportional to 1,116,154,635.91, 1,540,281,174.09 and 614,352,690.97

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Solution

The fourth proportional to 1,116,154,635.91, 1,540,281,174.09 and 614,352,690.97 is: 847,799,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,154,635.91 : 1,540,281,174.09 = 614,352,690.97 : x
  2. Step 2: Convert to fraction form
    1,116,154,635.91/1,540,281,174.09 = 614,352,690.97/x
  3. Step 3: Cross multiply
    1,116,154,635.91x = 1,540,281,174.09 × 614,352,690.97
  4. Step 4: Simplify right side
    1,116,154,635.91x = 946,275,884,156,875,136
  5. Step 5: Solve for x
    x = 946,275,884,156,875,136/1,116,154,635.91
  6. Step 6: Final answer
    x = 847,799,985.51

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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.