Home / 5,355,442,021.20-8,033,163,031.80-4,773,832,990.80

Finding the Fourth Proportional to 5,355,442,021.20, 8,033,163,031.80 and 4,773,832,990.80

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Solution

The fourth proportional to 5,355,442,021.20, 8,033,163,031.80 and 4,773,832,990.80 is: 7,160,749,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,442,021.20 : 8,033,163,031.80 = 4,773,832,990.80 : x
  2. Step 2: Convert to fraction form
    5,355,442,021.20/8,033,163,031.80 = 4,773,832,990.80/x
  3. Step 3: Cross multiply
    5,355,442,021.20x = 8,033,163,031.80 × 4,773,832,990.80
  4. Step 4: Simplify right side
    5,355,442,021.20x = 38,348,978,701,681,795,072
  5. Step 5: Solve for x
    x = 38,348,978,701,681,795,072/5,355,442,021.20
  6. Step 6: Final answer
    x = 7,160,749,486.20

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Double scale
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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.