Home / 85,909,526,329.92-118,558,842,377.76-47,847,750,253.44

Finding the Fourth Proportional to 85,909,526,329.92, 118,558,842,377.76 and 47,847,750,253.44

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Solution

The fourth proportional to 85,909,526,329.92, 118,558,842,377.76 and 47,847,750,253.44 is: 66,031,953,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,909,526,329.92 : 118,558,842,377.76 = 47,847,750,253.44 : x
  2. Step 2: Convert to fraction form
    85,909,526,329.92/118,558,842,377.76 = 47,847,750,253.44/x
  3. Step 3: Cross multiply
    85,909,526,329.92x = 118,558,842,377.76 × 47,847,750,253.44
  4. Step 4: Simplify right side
    85,909,526,329.92x = 5,672,773,880,428,018,794,496
  5. Step 5: Solve for x
    x = 5,672,773,880,428,018,794,496/85,909,526,329.92
  6. Step 6: Final answer
    x = 66,031,953,879.51

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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.