Home / 191,225,505.15-286,838,257.73-122,350,751.55

Finding the Fourth Proportional to 191,225,505.15, 286,838,257.73 and 122,350,751.55

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Solution

The fourth proportional to 191,225,505.15, 286,838,257.73 and 122,350,751.55 is: 183,526,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,225,505.15 : 286,838,257.73 = 122,350,751.55 : x
  2. Step 2: Convert to fraction form
    191,225,505.15/286,838,257.73 = 122,350,751.55/x
  3. Step 3: Cross multiply
    191,225,505.15x = 286,838,257.73 × 122,350,751.55
  4. Step 4: Simplify right side
    191,225,505.15x = 35,094,876,405,946,344
  5. Step 5: Solve for x
    x = 35,094,876,405,946,344/191,225,505.15
  6. Step 6: Final answer
    x = 183,526,127.33

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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.