Home / 15,608,103,093.04-21,539,127,957-8,471,516,886.40

Finding the Fourth Proportional to 15,608,103,093.04, 21,539,127,957 and 8,471,516,886.40

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Solution

The fourth proportional to 15,608,103,093.04, 21,539,127,957 and 8,471,516,886.40 is: 11,690,663,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608,103,093.04 : 21,539,127,957 = 8,471,516,886.40 : x
  2. Step 2: Convert to fraction form
    15,608,103,093.04/21,539,127,957 = 8,471,516,886.40/x
  3. Step 3: Cross multiply
    15,608,103,093.04x = 21,539,127,957 × 8,471,516,886.40
  4. Step 4: Simplify right side
    15,608,103,093.04x = 182,469,086,206,055,809,024
  5. Step 5: Solve for x
    x = 182,469,086,206,055,809,024/15,608,103,093.04
  6. Step 6: Final answer
    x = 11,690,663,824.96

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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.