Home / 210,777,966.10-290,867,345.85-116,696,306.53

Finding the Fourth Proportional to 210,777,966.10, 290,867,345.85 and 116,696,306.53

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Solution

The fourth proportional to 210,777,966.10, 290,867,345.85 and 116,696,306.53 is: 161,037,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,777,966.10 : 290,867,345.85 = 116,696,306.53 : x
  2. Step 2: Convert to fraction form
    210,777,966.10/290,867,345.85 = 116,696,306.53/x
  3. Step 3: Cross multiply
    210,777,966.10x = 290,867,345.85 × 116,696,306.53
  4. Step 4: Simplify right side
    210,777,966.10x = 33,943,144,950,879,128
  5. Step 5: Solve for x
    x = 33,943,144,950,879,128/210,777,966.10
  6. Step 6: Final answer
    x = 161,037,444.18

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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.