Home / 290,371,505.70-435,557,258.55-224,614,539.30

Finding the Fourth Proportional to 290,371,505.70, 435,557,258.55 and 224,614,539.30

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Solution

The fourth proportional to 290,371,505.70, 435,557,258.55 and 224,614,539.30 is: 336,921,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,371,505.70 : 435,557,258.55 = 224,614,539.30 : x
  2. Step 2: Convert to fraction form
    290,371,505.70/435,557,258.55 = 224,614,539.30/x
  3. Step 3: Cross multiply
    290,371,505.70x = 435,557,258.55 × 224,614,539.30
  4. Step 4: Simplify right side
    290,371,505.70x = 97,832,492,967,979,248
  5. Step 5: Solve for x
    x = 97,832,492,967,979,248/290,371,505.70
  6. Step 6: Final answer
    x = 336,921,808.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.