Home / 367,926,288.14-507,735,945.11-209,156,419.50

Finding the Fourth Proportional to 367,926,288.14, 507,735,945.11 and 209,156,419.50

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Solution

The fourth proportional to 367,926,288.14, 507,735,945.11 and 209,156,419.50 is: 288,634,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,926,288.14 : 507,735,945.11 = 209,156,419.50 : x
  2. Step 2: Convert to fraction form
    367,926,288.14/507,735,945.11 = 209,156,419.50/x
  3. Step 3: Cross multiply
    367,926,288.14x = 507,735,945.11 × 209,156,419.50
  4. Step 4: Simplify right side
    367,926,288.14x = 106,196,232,329,610,352
  5. Step 5: Solve for x
    x = 106,196,232,329,610,352/367,926,288.14
  6. Step 6: Final answer
    x = 288,634,532.93

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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.