Home / 352,645,661.80-528,830,079.90-134,179,978.60

Finding the Fourth Proportional to 352,645,661.80, 528,830,079.90 and 134,179,978.60

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Solution

The fourth proportional to 352,645,661.80, 528,830,079.90 and 134,179,978.60 is: 201,217,302.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,645,661.80 : 528,830,079.90 = 134,179,978.60 : x
  2. Step 2: Convert to fraction form
    352,645,661.80/528,830,079.90 = 134,179,978.60/x
  3. Step 3: Cross multiply
    352,645,661.80x = 528,830,079.90 × 134,179,978.60
  4. Step 4: Simplify right side
    352,645,661.80x = 70,958,408,804,018,280
  5. Step 5: Solve for x
    x = 70,958,408,804,018,280/352,645,661.80
  6. Step 6: Final answer
    x = 201,217,302.50

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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.