Home / 364,323,543.78-545,913,352.28-247,794,475.70

Finding the Fourth Proportional to 364,323,543.78, 545,913,352.28 and 247,794,475.70

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Solution

The fourth proportional to 364,323,543.78, 545,913,352.28 and 247,794,475.70 is: 371,302,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,323,543.78 : 545,913,352.28 = 247,794,475.70 : x
  2. Step 2: Convert to fraction form
    364,323,543.78/545,913,352.28 = 247,794,475.70/x
  3. Step 3: Cross multiply
    364,323,543.78x = 545,913,352.28 × 247,794,475.70
  4. Step 4: Simplify right side
    364,323,543.78x = 135,274,312,905,851,984
  5. Step 5: Solve for x
    x = 135,274,312,905,851,984/364,323,543.78
  6. Step 6: Final answer
    x = 371,302,692.94

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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.