Home / 353,952,325.06-488,429,266.21-197,312,503.30

Finding the Fourth Proportional to 353,952,325.06, 488,429,266.21 and 197,312,503.30

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Solution

The fourth proportional to 353,952,325.06, 488,429,266.21 and 197,312,503.30 is: 272,277,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,952,325.06 : 488,429,266.21 = 197,312,503.30 : x
  2. Step 2: Convert to fraction form
    353,952,325.06/488,429,266.21 = 197,312,503.30/x
  3. Step 3: Cross multiply
    353,952,325.06x = 488,429,266.21 × 197,312,503.30
  4. Step 4: Simplify right side
    353,952,325.06x = 96,373,201,200,877,200
  5. Step 5: Solve for x
    x = 96,373,201,200,877,200/353,952,325.06
  6. Step 6: Final answer
    x = 272,277,350.30

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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.