Home / 25,626,226,602.52-38,425,327,018.04-20,348,242,917.99

Finding the Fourth Proportional to 25,626,226,602.52, 38,425,327,018.04 and 20,348,242,917.99

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Solution

The fourth proportional to 25,626,226,602.52, 38,425,327,018.04 and 20,348,242,917.99 is: 30,511,237,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626,226,602.52 : 38,425,327,018.04 = 20,348,242,917.99 : x
  2. Step 2: Convert to fraction form
    25,626,226,602.52/38,425,327,018.04 = 20,348,242,917.99/x
  3. Step 3: Cross multiply
    25,626,226,602.52x = 38,425,327,018.04 × 20,348,242,917.99
  4. Step 4: Simplify right side
    25,626,226,602.52x = 781,887,888,366,282,342,400
  5. Step 5: Solve for x
    x = 781,887,888,366,282,342,400/25,626,226,602.52
  6. Step 6: Final answer
    x = 30,511,237,588.50

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1.5x scale

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.