Home / 13,255,445,029.68-18,292,901,956.44-7,234,336,622.16

Finding the Fourth Proportional to 13,255,445,029.68, 18,292,901,956.44 and 7,234,336,622.16

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Solution

The fourth proportional to 13,255,445,029.68, 18,292,901,956.44 and 7,234,336,622.16 is: 9,983,596,194.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255,445,029.68 : 18,292,901,956.44 = 7,234,336,622.16 : x
  2. Step 2: Convert to fraction form
    13,255,445,029.68/18,292,901,956.44 = 7,234,336,622.16/x
  3. Step 3: Cross multiply
    13,255,445,029.68x = 18,292,901,956.44 × 7,234,336,622.16
  4. Step 4: Simplify right side
    13,255,445,029.68x = 132,337,010,549,056,192,512
  5. Step 5: Solve for x
    x = 132,337,010,549,056,192,512/13,255,445,029.68
  6. Step 6: Final answer
    x = 9,983,596,194.07

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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.