Home / 2,079,664,627.79-2,870,006,592.48-1,139,869,677.80

Finding the Fourth Proportional to 2,079,664,627.79, 2,870,006,592.48 and 1,139,869,677.80

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Solution

The fourth proportional to 2,079,664,627.79, 2,870,006,592.48 and 1,139,869,677.80 is: 1,573,058,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,664,627.79 : 2,870,006,592.48 = 1,139,869,677.80 : x
  2. Step 2: Convert to fraction form
    2,079,664,627.79/2,870,006,592.48 = 1,139,869,677.80/x
  3. Step 3: Cross multiply
    2,079,664,627.79x = 2,870,006,592.48 × 1,139,869,677.80
  4. Step 4: Simplify right side
    2,079,664,627.79x = 3,271,433,489,861,228,544
  5. Step 5: Solve for x
    x = 3,271,433,489,861,228,544/2,079,664,627.79
  6. Step 6: Final answer
    x = 1,573,058,197.05

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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.