Home / 979,338,964.80-1,467,095,259.60-590,005,288.20

Finding the Fourth Proportional to 979,338,964.80, 1,467,095,259.60 and 590,005,288.20

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Solution

The fourth proportional to 979,338,964.80, 1,467,095,259.60 and 590,005,288.20 is: 883,855,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,338,964.80 : 1,467,095,259.60 = 590,005,288.20 : x
  2. Step 2: Convert to fraction form
    979,338,964.80/1,467,095,259.60 = 590,005,288.20/x
  3. Step 3: Cross multiply
    979,338,964.80x = 1,467,095,259.60 × 590,005,288.20
  4. Step 4: Simplify right side
    979,338,964.80x = 865,593,961,457,151,872
  5. Step 5: Solve for x
    x = 865,593,961,457,151,872/979,338,964.80
  6. Step 6: Final answer
    x = 883,855,327.49

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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.