Home / 12,912,051,006.60-19,368,076,509.90-3,597,236,593.80

Finding the Fourth Proportional to 12,912,051,006.60, 19,368,076,509.90 and 3,597,236,593.80

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Solution

The fourth proportional to 12,912,051,006.60, 19,368,076,509.90 and 3,597,236,593.80 is: 5,395,854,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,912,051,006.60 : 19,368,076,509.90 = 3,597,236,593.80 : x
  2. Step 2: Convert to fraction form
    12,912,051,006.60/19,368,076,509.90 = 3,597,236,593.80/x
  3. Step 3: Cross multiply
    12,912,051,006.60x = 19,368,076,509.90 × 3,597,236,593.80
  4. Step 4: Simplify right side
    12,912,051,006.60x = 69,671,553,572,930,478,080
  5. Step 5: Solve for x
    x = 69,671,553,572,930,478,080/12,912,051,006.60
  6. Step 6: Final answer
    x = 5,395,854,890.70

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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.