Home / 1,906,218,182.80-2,857,689,659.53-662,487,056.74

Finding the Fourth Proportional to 1,906,218,182.80, 2,857,689,659.53 and 662,487,056.74

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Solution

The fourth proportional to 1,906,218,182.80, 2,857,689,659.53 and 662,487,056.74 is: 993,161,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,218,182.80 : 2,857,689,659.53 = 662,487,056.74 : x
  2. Step 2: Convert to fraction form
    1,906,218,182.80/2,857,689,659.53 = 662,487,056.74/x
  3. Step 3: Cross multiply
    1,906,218,182.80x = 2,857,689,659.53 × 662,487,056.74
  4. Step 4: Simplify right side
    1,906,218,182.80x = 1,893,182,411,618,362,624
  5. Step 5: Solve for x
    x = 1,893,182,411,618,362,624/1,906,218,182.80
  6. Step 6: Final answer
    x = 993,161,448.52

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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.