Home / 102,930,610,410.45-154,395,915,615.67-36,657,791,946.45

Finding the Fourth Proportional to 102,930,610,410.45, 154,395,915,615.67 and 36,657,791,946.45

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Solution

The fourth proportional to 102,930,610,410.45, 154,395,915,615.67 and 36,657,791,946.45 is: 54,986,687,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,930,610,410.45 : 154,395,915,615.67 = 36,657,791,946.45 : x
  2. Step 2: Convert to fraction form
    102,930,610,410.45/154,395,915,615.67 = 36,657,791,946.45/x
  3. Step 3: Cross multiply
    102,930,610,410.45x = 154,395,915,615.67 × 36,657,791,946.45
  4. Step 4: Simplify right side
    102,930,610,410.45x = 5,659,813,352,020,881,965,056
  5. Step 5: Solve for x
    x = 5,659,813,352,020,881,965,056/102,930,610,410.45
  6. Step 6: Final answer
    x = 54,986,687,919.67

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Double scale
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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.