Home / 72,533,266.90-108,705,421.95-29,367,135.70

Finding the Fourth Proportional to 72,533,266.90, 108,705,421.95 and 29,367,135.70

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Solution

The fourth proportional to 72,533,266.90, 108,705,421.95 and 29,367,135.70 is: 44,012,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,533,266.90 : 108,705,421.95 = 29,367,135.70 : x
  2. Step 2: Convert to fraction form
    72,533,266.90/108,705,421.95 = 29,367,135.70/x
  3. Step 3: Cross multiply
    72,533,266.90x = 108,705,421.95 × 29,367,135.70
  4. Step 4: Simplify right side
    72,533,266.90x = 3,192,366,877,731,408.50
  5. Step 5: Solve for x
    x = 3,192,366,877,731,408.50/72,533,266.90
  6. Step 6: Final answer
    x = 44,012,451.31

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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.