Home / 345,166,347.76-517,749,525.95-82,850,898.08

Finding the Fourth Proportional to 345,166,347.76, 517,749,525.95 and 82,850,898.08

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Solution

The fourth proportional to 345,166,347.76, 517,749,525.95 and 82,850,898.08 is: 124,276,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,166,347.76 : 517,749,525.95 = 82,850,898.08 : x
  2. Step 2: Convert to fraction form
    345,166,347.76/517,749,525.95 = 82,850,898.08/x
  3. Step 3: Cross multiply
    345,166,347.76x = 517,749,525.95 × 82,850,898.08
  4. Step 4: Simplify right side
    345,166,347.76x = 42,896,013,206,331,880
  5. Step 5: Solve for x
    x = 42,896,013,206,331,880/345,166,347.76
  6. Step 6: Final answer
    x = 124,276,348.16

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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.