Home / 909,624,328.54-1,255,293,770.03-513,146,092.00

Finding the Fourth Proportional to 909,624,328.54, 1,255,293,770.03 and 513,146,092.00

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Solution

The fourth proportional to 909,624,328.54, 1,255,293,770.03 and 513,146,092.00 is: 708,148,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,624,328.54 : 1,255,293,770.03 = 513,146,092.00 : x
  2. Step 2: Convert to fraction form
    909,624,328.54/1,255,293,770.03 = 513,146,092.00/x
  3. Step 3: Cross multiply
    909,624,328.54x = 1,255,293,770.03 × 513,146,092.00
  4. Step 4: Simplify right side
    909,624,328.54x = 644,149,092,399,921,280
  5. Step 5: Solve for x
    x = 644,149,092,399,921,280/909,624,328.54
  6. Step 6: Final answer
    x = 708,148,487.44

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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.