Home / 10,140,558,765.30-13,977,801,940.50-7,993,664,339.04

Finding the Fourth Proportional to 10,140,558,765.30, 13,977,801,940.50 and 7,993,664,339.04

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Solution

The fourth proportional to 10,140,558,765.30, 13,977,801,940.50 and 7,993,664,339.04 is: 11,018,510,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,140,558,765.30 : 13,977,801,940.50 = 7,993,664,339.04 : x
  2. Step 2: Convert to fraction form
    10,140,558,765.30/13,977,801,940.50 = 7,993,664,339.04/x
  3. Step 3: Cross multiply
    10,140,558,765.30x = 13,977,801,940.50 × 7,993,664,339.04
  4. Step 4: Simplify right side
    10,140,558,765.30x = 111,733,856,909,938,966,528
  5. Step 5: Solve for x
    x = 111,733,856,909,938,966,528/10,140,558,765.30
  6. Step 6: Final answer
    x = 11,018,510,862.76

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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.