Home / 89,285,733,152.20-133,882,095,983.53-42,109,540,206.67

Finding the Fourth Proportional to 89,285,733,152.20, 133,882,095,983.53 and 42,109,540,206.67

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Solution

The fourth proportional to 89,285,733,152.20, 133,882,095,983.53 and 42,109,540,206.67 is: 63,142,377,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,285,733,152.20 : 133,882,095,983.53 = 42,109,540,206.67 : x
  2. Step 2: Convert to fraction form
    89,285,733,152.20/133,882,095,983.53 = 42,109,540,206.67/x
  3. Step 3: Cross multiply
    89,285,733,152.20x = 133,882,095,983.53 × 42,109,540,206.67
  4. Step 4: Simplify right side
    89,285,733,152.20x = 5,637,713,503,771,707,834,368
  5. Step 5: Solve for x
    x = 5,637,713,503,771,707,834,368/89,285,733,152.20
  6. Step 6: Final answer
    x = 63,142,377,899.97

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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.