Home / 529,302,456.80-793,953,685.20-486,976,133.60

Finding the Fourth Proportional to 529,302,456.80, 793,953,685.20 and 486,976,133.60

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Solution

The fourth proportional to 529,302,456.80, 793,953,685.20 and 486,976,133.60 is: 730,464,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,302,456.80 : 793,953,685.20 = 486,976,133.60 : x
  2. Step 2: Convert to fraction form
    529,302,456.80/793,953,685.20 = 486,976,133.60/x
  3. Step 3: Cross multiply
    529,302,456.80x = 793,953,685.20 × 486,976,133.60
  4. Step 4: Simplify right side
    529,302,456.80x = 386,636,495,876,167,616
  5. Step 5: Solve for x
    x = 386,636,495,876,167,616/529,302,456.80
  6. Step 6: Final answer
    x = 730,464,200.40

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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.