Home / 1,739,349,068.09-2,605,731,674.45-1,028,168,468.28

Finding the Fourth Proportional to 1,739,349,068.09, 2,605,731,674.45 and 1,028,168,468.28

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Solution

The fourth proportional to 1,739,349,068.09, 2,605,731,674.45 and 1,028,168,468.28 is: 1,540,306,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,349,068.09 : 2,605,731,674.45 = 1,028,168,468.28 : x
  2. Step 2: Convert to fraction form
    1,739,349,068.09/2,605,731,674.45 = 1,028,168,468.28/x
  3. Step 3: Cross multiply
    1,739,349,068.09x = 2,605,731,674.45 × 1,028,168,468.28
  4. Step 4: Simplify right side
    1,739,349,068.09x = 2,679,131,144,463,000,576
  5. Step 5: Solve for x
    x = 2,679,131,144,463,000,576/1,739,349,068.09
  6. Step 6: Final answer
    x = 1,540,306,769.71

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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.