Home / 290,422,870.70-435,634,306.05-224,665,904.30

Finding the Fourth Proportional to 290,422,870.70, 435,634,306.05 and 224,665,904.30

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Solution

The fourth proportional to 290,422,870.70, 435,634,306.05 and 224,665,904.30 is: 336,998,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,422,870.70 : 435,634,306.05 = 224,665,904.30 : x
  2. Step 2: Convert to fraction form
    290,422,870.70/435,634,306.05 = 224,665,904.30/x
  3. Step 3: Cross multiply
    290,422,870.70x = 435,634,306.05 × 224,665,904.30
  4. Step 4: Simplify right side
    290,422,870.70x = 97,872,175,312,826,224
  5. Step 5: Solve for x
    x = 97,872,175,312,826,224/290,422,870.70
  6. Step 6: Final answer
    x = 336,998,856.45

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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.