Home / 1,096,771,811.34-1,513,545,099.64-626,883,221.36

Finding the Fourth Proportional to 1,096,771,811.34, 1,513,545,099.64 and 626,883,221.36

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Solution

The fourth proportional to 1,096,771,811.34, 1,513,545,099.64 and 626,883,221.36 is: 865,098,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,771,811.34 : 1,513,545,099.64 = 626,883,221.36 : x
  2. Step 2: Convert to fraction form
    1,096,771,811.34/1,513,545,099.64 = 626,883,221.36/x
  3. Step 3: Cross multiply
    1,096,771,811.34x = 1,513,545,099.64 × 626,883,221.36
  4. Step 4: Simplify right side
    1,096,771,811.34x = 948,816,027,735,965,440
  5. Step 5: Solve for x
    x = 948,816,027,735,965,440/1,096,771,811.34
  6. Step 6: Final answer
    x = 865,098,845.47

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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.