Home / 30,343,814,652.60-45,515,721,978.90-29,878,910,065.80

Finding the Fourth Proportional to 30,343,814,652.60, 45,515,721,978.90 and 29,878,910,065.80

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Solution

The fourth proportional to 30,343,814,652.60, 45,515,721,978.90 and 29,878,910,065.80 is: 44,818,365,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,343,814,652.60 : 45,515,721,978.90 = 29,878,910,065.80 : x
  2. Step 2: Convert to fraction form
    30,343,814,652.60/45,515,721,978.90 = 29,878,910,065.80/x
  3. Step 3: Cross multiply
    30,343,814,652.60x = 45,515,721,978.90 × 29,878,910,065.80
  4. Step 4: Simplify right side
    30,343,814,652.60x = 1,359,960,163,587,509,452,800
  5. Step 5: Solve for x
    x = 1,359,960,163,587,509,452,800/30,343,814,652.60
  6. Step 6: Final answer
    x = 44,818,365,098.70

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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.