Home / 1,377,558,946.08-1,899,861,798.06-1,164,023,721.54

Finding the Fourth Proportional to 1,377,558,946.08, 1,899,861,798.06 and 1,164,023,721.54

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Solution

The fourth proportional to 1,377,558,946.08, 1,899,861,798.06 and 1,164,023,721.54 is: 1,605,364,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,558,946.08 : 1,899,861,798.06 = 1,164,023,721.54 : x
  2. Step 2: Convert to fraction form
    1,377,558,946.08/1,899,861,798.06 = 1,164,023,721.54/x
  3. Step 3: Cross multiply
    1,377,558,946.08x = 1,899,861,798.06 × 1,164,023,721.54
  4. Step 4: Simplify right side
    1,377,558,946.08x = 2,211,484,200,589,477,120
  5. Step 5: Solve for x
    x = 2,211,484,200,589,477,120/1,377,558,946.08
  6. Step 6: Final answer
    x = 1,605,364,479.60

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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.