Home / 5,355,442,019.70-8,033,163,029.55-4,773,832,989.30

Finding the Fourth Proportional to 5,355,442,019.70, 8,033,163,029.55 and 4,773,832,989.30

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Solution

The fourth proportional to 5,355,442,019.70, 8,033,163,029.55 and 4,773,832,989.30 is: 7,160,749,483.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,442,019.70 : 8,033,163,029.55 = 4,773,832,989.30 : x
  2. Step 2: Convert to fraction form
    5,355,442,019.70/8,033,163,029.55 = 4,773,832,989.30/x
  3. Step 3: Cross multiply
    5,355,442,019.70x = 8,033,163,029.55 × 4,773,832,989.30
  4. Step 4: Simplify right side
    5,355,442,019.70x = 38,348,978,678,890,921,984
  5. Step 5: Solve for x
    x = 38,348,978,678,890,921,984/5,355,442,019.70
  6. Step 6: Final answer
    x = 7,160,749,483.95

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Double scale
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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.