Home / 352,274,138.40-528,411,207.60-122,166,746.40

Finding the Fourth Proportional to 352,274,138.40, 528,411,207.60 and 122,166,746.40

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Solution

The fourth proportional to 352,274,138.40, 528,411,207.60 and 122,166,746.40 is: 183,250,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,274,138.40 : 528,411,207.60 = 122,166,746.40 : x
  2. Step 2: Convert to fraction form
    352,274,138.40/528,411,207.60 = 122,166,746.40/x
  3. Step 3: Cross multiply
    352,274,138.40x = 528,411,207.60 × 122,166,746.40
  4. Step 4: Simplify right side
    352,274,138.40x = 64,554,277,993,786,960
  5. Step 5: Solve for x
    x = 64,554,277,993,786,960/352,274,138.40
  6. Step 6: Final answer
    x = 183,250,119.60

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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.