Home / 48,389,820.60-72,584,730.90-47,256,079.80

Finding the Fourth Proportional to 48,389,820.60, 72,584,730.90 and 47,256,079.80

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Solution

The fourth proportional to 48,389,820.60, 72,584,730.90 and 47,256,079.80 is: 70,884,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,820.60 : 72,584,730.90 = 47,256,079.80 : x
  2. Step 2: Convert to fraction form
    48,389,820.60/72,584,730.90 = 47,256,079.80/x
  3. Step 3: Cross multiply
    48,389,820.60x = 72,584,730.90 × 47,256,079.80
  4. Step 4: Simplify right side
    48,389,820.60x = 3,430,069,835,671,926
  5. Step 5: Solve for x
    x = 3,430,069,835,671,926/48,389,820.60
  6. Step 6: Final answer
    x = 70,884,119.70

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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.