Home / 510,557,373.54-704,587,968.81-284,516,669.77

Finding the Fourth Proportional to 510,557,373.54, 704,587,968.81 and 284,516,669.77

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Solution

The fourth proportional to 510,557,373.54, 704,587,968.81 and 284,516,669.77 is: 392,643,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,557,373.54 : 704,587,968.81 = 284,516,669.77 : x
  2. Step 2: Convert to fraction form
    510,557,373.54/704,587,968.81 = 284,516,669.77/x
  3. Step 3: Cross multiply
    510,557,373.54x = 704,587,968.81 × 284,516,669.77
  4. Step 4: Simplify right side
    510,557,373.54x = 200,467,022,445,829,792
  5. Step 5: Solve for x
    x = 200,467,022,445,829,792/510,557,373.54
  6. Step 6: Final answer
    x = 392,643,477.18

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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.