Home / 13,241,714,477.31-18,277,994,037.17-7,890,952,731.93

Finding the Fourth Proportional to 13,241,714,477.31, 18,277,994,037.17 and 7,890,952,731.93

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Solution

The fourth proportional to 13,241,714,477.31, 18,277,994,037.17 and 7,890,952,731.93 is: 10,892,153,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241,714,477.31 : 18,277,994,037.17 = 7,890,952,731.93 : x
  2. Step 2: Convert to fraction form
    13,241,714,477.31/18,277,994,037.17 = 7,890,952,731.93/x
  3. Step 3: Cross multiply
    13,241,714,477.31x = 18,277,994,037.17 × 7,890,952,731.93
  4. Step 4: Simplify right side
    13,241,714,477.31x = 144,230,786,981,830,541,312
  5. Step 5: Solve for x
    x = 144,230,786,981,830,541,312/13,241,714,477.31
  6. Step 6: Final answer
    x = 10,892,153,522.04

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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.