Home / 367,926,294.39-507,735,953.80-209,156,425.75

Finding the Fourth Proportional to 367,926,294.39, 507,735,953.80 and 209,156,425.75

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Solution

The fourth proportional to 367,926,294.39, 507,735,953.80 and 209,156,425.75 is: 288,634,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,926,294.39 : 507,735,953.80 = 209,156,425.75 : x
  2. Step 2: Convert to fraction form
    367,926,294.39/507,735,953.80 = 209,156,425.75/x
  3. Step 3: Cross multiply
    367,926,294.39x = 507,735,953.80 × 209,156,425.75
  4. Step 4: Simplify right side
    367,926,294.39x = 106,196,237,321,575,136
  5. Step 5: Solve for x
    x = 106,196,237,321,575,136/367,926,294.39
  6. Step 6: Final answer
    x = 288,634,541.59

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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.