Home / 2,859,675,609.41-3,946,251,688.14-1,572,178,103.40

Finding the Fourth Proportional to 2,859,675,609.41, 3,946,251,688.14 and 1,572,178,103.40

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Solution

The fourth proportional to 2,859,675,609.41, 3,946,251,688.14 and 1,572,178,103.40 is: 2,169,550,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,675,609.41 : 3,946,251,688.14 = 1,572,178,103.40 : x
  2. Step 2: Convert to fraction form
    2,859,675,609.41/3,946,251,688.14 = 1,572,178,103.40/x
  3. Step 3: Cross multiply
    2,859,675,609.41x = 3,946,251,688.14 × 1,572,178,103.40
  4. Step 4: Simplify right side
    2,859,675,609.41x = 6,204,210,494,591,133,696
  5. Step 5: Solve for x
    x = 6,204,210,494,591,133,696/2,859,675,609.41
  6. Step 6: Final answer
    x = 2,169,550,446.28

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Double scale
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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.