Home / 6,905,239,301.70-9,529,212,312.93-3,853,383,582.42

Finding the Fourth Proportional to 6,905,239,301.70, 9,529,212,312.93 and 3,853,383,582.42

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Solution

The fourth proportional to 6,905,239,301.70, 9,529,212,312.93 and 3,853,383,582.42 is: 5,317,659,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,239,301.70 : 9,529,212,312.93 = 3,853,383,582.42 : x
  2. Step 2: Convert to fraction form
    6,905,239,301.70/9,529,212,312.93 = 3,853,383,582.42/x
  3. Step 3: Cross multiply
    6,905,239,301.70x = 9,529,212,312.93 × 3,853,383,582.42
  4. Step 4: Simplify right side
    6,905,239,301.70x = 36,719,710,280,038,977,536
  5. Step 5: Solve for x
    x = 36,719,710,280,038,977,536/6,905,239,301.70
  6. Step 6: Final answer
    x = 5,317,659,341.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.