Home / 528,033,741.40-792,125,261.70-164,490,189.40

Finding the Fourth Proportional to 528,033,741.40, 792,125,261.70 and 164,490,189.40

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Solution

The fourth proportional to 528,033,741.40, 792,125,261.70 and 164,490,189.40 is: 246,758,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,033,741.40 : 792,125,261.70 = 164,490,189.40 : x
  2. Step 2: Convert to fraction form
    528,033,741.40/792,125,261.70 = 164,490,189.40/x
  3. Step 3: Cross multiply
    528,033,741.40x = 792,125,261.70 × 164,490,189.40
  4. Step 4: Simplify right side
    528,033,741.40x = 130,296,834,325,557,584
  5. Step 5: Solve for x
    x = 130,296,834,325,557,584/528,033,741.40
  6. Step 6: Final answer
    x = 246,758,538.54

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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.