Home / 53,980,853.40-80,971,280.10-48,774,043.80

Finding the Fourth Proportional to 53,980,853.40, 80,971,280.10 and 48,774,043.80

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Solution

The fourth proportional to 53,980,853.40, 80,971,280.10 and 48,774,043.80 is: 73,161,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,980,853.40 : 80,971,280.10 = 48,774,043.80 : x
  2. Step 2: Convert to fraction form
    53,980,853.40/80,971,280.10 = 48,774,043.80/x
  3. Step 3: Cross multiply
    53,980,853.40x = 80,971,280.10 × 48,774,043.80
  4. Step 4: Simplify right side
    53,980,853.40x = 3,949,296,762,139,468
  5. Step 5: Solve for x
    x = 3,949,296,762,139,468/53,980,853.40
  6. Step 6: Final answer
    x = 73,161,065.70

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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.