Home / 103,864,078.61-143,319,941.19-59,825,400.02

Finding the Fourth Proportional to 103,864,078.61, 143,319,941.19 and 59,825,400.02

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Solution

The fourth proportional to 103,864,078.61, 143,319,941.19 and 59,825,400.02 is: 82,551,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,864,078.61 : 143,319,941.19 = 59,825,400.02 : x
  2. Step 2: Convert to fraction form
    103,864,078.61/143,319,941.19 = 59,825,400.02/x
  3. Step 3: Cross multiply
    103,864,078.61x = 143,319,941.19 × 59,825,400.02
  4. Step 4: Simplify right side
    103,864,078.61x = 8,574,172,812,534,625
  5. Step 5: Solve for x
    x = 8,574,172,812,534,625/103,864,078.61
  6. Step 6: Final answer
    x = 82,551,859.38

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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.