Home / 48,393,923.10-72,590,884.65-43,103,132.70

Finding the Fourth Proportional to 48,393,923.10, 72,590,884.65 and 43,103,132.70

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Solution

The fourth proportional to 48,393,923.10, 72,590,884.65 and 43,103,132.70 is: 64,654,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,393,923.10 : 72,590,884.65 = 43,103,132.70 : x
  2. Step 2: Convert to fraction form
    48,393,923.10/72,590,884.65 = 43,103,132.70/x
  3. Step 3: Cross multiply
    48,393,923.10x = 72,590,884.65 × 43,103,132.70
  4. Step 4: Simplify right side
    48,393,923.10x = 3,128,894,533,879,343.50
  5. Step 5: Solve for x
    x = 3,128,894,533,879,343.50/48,393,923.10
  6. Step 6: Final answer
    x = 64,654,699.05

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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.