Home / 69,108,158,279.52-103,662,237,419.26-19,421,480,565.27

Finding the Fourth Proportional to 69,108,158,279.52, 103,662,237,419.26 and 19,421,480,565.27

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Solution

The fourth proportional to 69,108,158,279.52, 103,662,237,419.26 and 19,421,480,565.27 is: 29,132,220,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,108,158,279.52 : 103,662,237,419.26 = 19,421,480,565.27 : x
  2. Step 2: Convert to fraction form
    69,108,158,279.52/103,662,237,419.26 = 19,421,480,565.27/x
  3. Step 3: Cross multiply
    69,108,158,279.52x = 103,662,237,419.26 × 19,421,480,565.27
  4. Step 4: Simplify right side
    69,108,158,279.52x = 2,013,274,129,390,562,705,408
  5. Step 5: Solve for x
    x = 2,013,274,129,390,562,705,408/69,108,158,279.52
  6. Step 6: Final answer
    x = 29,132,220,847.90

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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.