Home / 39,447,793,473.80-59,192,033,786.88-18,488,355,647.72

Finding the Fourth Proportional to 39,447,793,473.80, 59,192,033,786.88 and 18,488,355,647.72

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Solution

The fourth proportional to 39,447,793,473.80, 59,192,033,786.88 and 18,488,355,647.72 is: 27,742,068,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447,793,473.80 : 59,192,033,786.88 = 18,488,355,647.72 : x
  2. Step 2: Convert to fraction form
    39,447,793,473.80/59,192,033,786.88 = 18,488,355,647.72/x
  3. Step 3: Cross multiply
    39,447,793,473.80x = 59,192,033,786.88 × 18,488,355,647.72
  4. Step 4: Simplify right side
    39,447,793,473.80x = 1,094,363,372,163,695,902,720
  5. Step 5: Solve for x
    x = 1,094,363,372,163,695,902,720/39,447,793,473.80
  6. Step 6: Final answer
    x = 27,742,068,080.20

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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.