Home / 13,799,146,944.92-19,042,785,145.16-7,695,506,132.84

Finding the Fourth Proportional to 13,799,146,944.92, 19,042,785,145.16 and 7,695,506,132.84

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Solution

The fourth proportional to 13,799,146,944.92, 19,042,785,145.16 and 7,695,506,132.84 is: 10,619,777,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,146,944.92 : 19,042,785,145.16 = 7,695,506,132.84 : x
  2. Step 2: Convert to fraction form
    13,799,146,944.92/19,042,785,145.16 = 7,695,506,132.84/x
  3. Step 3: Cross multiply
    13,799,146,944.92x = 19,042,785,145.16 × 7,695,506,132.84
  4. Step 4: Simplify right side
    13,799,146,944.92x = 146,543,869,870,799,536,128
  5. Step 5: Solve for x
    x = 146,543,869,870,799,536,128/13,799,146,944.92
  6. Step 6: Final answer
    x = 10,619,777,472.90

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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.