Home / 2,120,571,714.82-3,179,793,361.50-1,235,543,088.40

Finding the Fourth Proportional to 2,120,571,714.82, 3,179,793,361.50 and 1,235,543,088.40

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Solution

The fourth proportional to 2,120,571,714.82, 3,179,793,361.50 and 1,235,543,088.40 is: 1,852,694,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,571,714.82 : 3,179,793,361.50 = 1,235,543,088.40 : x
  2. Step 2: Convert to fraction form
    2,120,571,714.82/3,179,793,361.50 = 1,235,543,088.40/x
  3. Step 3: Cross multiply
    2,120,571,714.82x = 3,179,793,361.50 × 1,235,543,088.40
  4. Step 4: Simplify right side
    2,120,571,714.82x = 3,928,771,710,341,528,064
  5. Step 5: Solve for x
    x = 3,928,771,710,341,528,064/2,120,571,714.82
  6. Step 6: Final answer
    x = 1,852,694,574.24

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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.