Home / 371,365,150.64-512,473,715.76-206,348,477.36

Finding the Fourth Proportional to 371,365,150.64, 512,473,715.76 and 206,348,477.36

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Solution

The fourth proportional to 371,365,150.64, 512,473,715.76 and 206,348,477.36 is: 284,755,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,365,150.64 : 512,473,715.76 = 206,348,477.36 : x
  2. Step 2: Convert to fraction form
    371,365,150.64/512,473,715.76 = 206,348,477.36/x
  3. Step 3: Cross multiply
    371,365,150.64x = 512,473,715.76 × 206,348,477.36
  4. Step 4: Simplify right side
    371,365,150.64x = 105,748,170,934,097,440
  5. Step 5: Solve for x
    x = 105,748,170,934,097,440/371,365,150.64
  6. Step 6: Final answer
    x = 284,755,235.52

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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.