Home / 446,146,416,290.71-669,350,923,661.18-143,953,349,976.80

Finding the Fourth Proportional to 446,146,416,290.71, 669,350,923,661.18 and 143,953,349,976.80

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Solution

The fourth proportional to 446,146,416,290.71, 669,350,923,661.18 and 143,953,349,976.80 is: 215,972,389,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,146,416,290.71 : 669,350,923,661.18 = 143,953,349,976.80 : x
  2. Step 2: Convert to fraction form
    446,146,416,290.71/669,350,923,661.18 = 143,953,349,976.80/x
  3. Step 3: Cross multiply
    446,146,416,290.71x = 669,350,923,661.18 × 143,953,349,976.80
  4. Step 4: Simplify right side
    446,146,416,290.71x = 96,355,307,771,092,176,732,160
  5. Step 5: Solve for x
    x = 96,355,307,771,092,176,732,160/446,146,416,290.71
  6. Step 6: Final answer
    x = 215,972,389,898.81

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Double scale
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1.5x scale

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.