Home / 362,978,970.14-544,335,055.34-129,746,745.63

Finding the Fourth Proportional to 362,978,970.14, 544,335,055.34 and 129,746,745.63

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Solution

The fourth proportional to 362,978,970.14, 544,335,055.34 and 129,746,745.63 is: 194,572,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,978,970.14 : 544,335,055.34 = 129,746,745.63 : x
  2. Step 2: Convert to fraction form
    362,978,970.14/544,335,055.34 = 129,746,745.63/x
  3. Step 3: Cross multiply
    362,978,970.14x = 544,335,055.34 × 129,746,745.63
  4. Step 4: Simplify right side
    362,978,970.14x = 70,625,701,962,042,224
  5. Step 5: Solve for x
    x = 70,625,701,962,042,224/362,978,970.14
  6. Step 6: Final answer
    x = 194,572,434.69

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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.