Home / 59,443,643.20-89,165,464.80-53,208,068.80

Finding the Fourth Proportional to 59,443,643.20, 89,165,464.80 and 53,208,068.80

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Solution

The fourth proportional to 59,443,643.20, 89,165,464.80 and 53,208,068.80 is: 79,812,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,443,643.20 : 89,165,464.80 = 53,208,068.80 : x
  2. Step 2: Convert to fraction form
    59,443,643.20/89,165,464.80 = 53,208,068.80/x
  3. Step 3: Cross multiply
    59,443,643.20x = 89,165,464.80 × 53,208,068.80
  4. Step 4: Simplify right side
    59,443,643.20x = 4,744,322,185,662,378
  5. Step 5: Solve for x
    x = 4,744,322,185,662,378/59,443,643.20
  6. Step 6: Final answer
    x = 79,812,103.20

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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.