Home / 4,221,072,100.80-6,331,608,151.20-3,119,076,043.20

Finding the Fourth Proportional to 4,221,072,100.80, 6,331,608,151.20 and 3,119,076,043.20

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Solution

The fourth proportional to 4,221,072,100.80, 6,331,608,151.20 and 3,119,076,043.20 is: 4,678,614,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,072,100.80 : 6,331,608,151.20 = 3,119,076,043.20 : x
  2. Step 2: Convert to fraction form
    4,221,072,100.80/6,331,608,151.20 = 3,119,076,043.20/x
  3. Step 3: Cross multiply
    4,221,072,100.80x = 6,331,608,151.20 × 3,119,076,043.20
  4. Step 4: Simplify right side
    4,221,072,100.80x = 19,748,767,299,337,760,768
  5. Step 5: Solve for x
    x = 19,748,767,299,337,760,768/4,221,072,100.80
  6. Step 6: Final answer
    x = 4,678,614,064.80

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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.