Home / 295,258,658.70-442,887,988.05-122,678,114.70

Finding the Fourth Proportional to 295,258,658.70, 442,887,988.05 and 122,678,114.70

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Solution

The fourth proportional to 295,258,658.70, 442,887,988.05 and 122,678,114.70 is: 184,017,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,258,658.70 : 442,887,988.05 = 122,678,114.70 : x
  2. Step 2: Convert to fraction form
    295,258,658.70/442,887,988.05 = 122,678,114.70/x
  3. Step 3: Cross multiply
    295,258,658.70x = 442,887,988.05 × 122,678,114.70
  4. Step 4: Simplify right side
    295,258,658.70x = 54,332,663,397,250,136
  5. Step 5: Solve for x
    x = 54,332,663,397,250,136/295,258,658.70
  6. Step 6: Final answer
    x = 184,017,172.05

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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.