Home / 4,782,877,208.40-7,174,315,812.60-4,021,003,390.80

Finding the Fourth Proportional to 4,782,877,208.40, 7,174,315,812.60 and 4,021,003,390.80

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Solution

The fourth proportional to 4,782,877,208.40, 7,174,315,812.60 and 4,021,003,390.80 is: 6,031,505,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,877,208.40 : 7,174,315,812.60 = 4,021,003,390.80 : x
  2. Step 2: Convert to fraction form
    4,782,877,208.40/7,174,315,812.60 = 4,021,003,390.80/x
  3. Step 3: Cross multiply
    4,782,877,208.40x = 7,174,315,812.60 × 4,021,003,390.80
  4. Step 4: Simplify right side
    4,782,877,208.40x = 28,847,948,209,134,661,632
  5. Step 5: Solve for x
    x = 28,847,948,209,134,661,632/4,782,877,208.40
  6. Step 6: Final answer
    x = 6,031,505,086.20

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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.