Home / 52,212,780,031.39-78,319,072,292.54-16,360,281,766.78

Finding the Fourth Proportional to 52,212,780,031.39, 78,319,072,292.54 and 16,360,281,766.78

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Solution

The fourth proportional to 52,212,780,031.39, 78,319,072,292.54 and 16,360,281,766.78 is: 24,540,392,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212,780,031.39 : 78,319,072,292.54 = 16,360,281,766.78 : x
  2. Step 2: Convert to fraction form
    52,212,780,031.39/78,319,072,292.54 = 16,360,281,766.78/x
  3. Step 3: Cross multiply
    52,212,780,031.39x = 78,319,072,292.54 × 16,360,281,766.78
  4. Step 4: Simplify right side
    52,212,780,031.39x = 1,281,322,090,418,643,140,608
  5. Step 5: Solve for x
    x = 1,281,322,090,418,643,140,608/52,212,780,031.39
  6. Step 6: Final answer
    x = 24,540,392,019.89

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1.5x scale

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.