Home / 941,772,167.70-1,412,658,251.55-286,717,991.10

Finding the Fourth Proportional to 941,772,167.70, 1,412,658,251.55 and 286,717,991.10

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Solution

The fourth proportional to 941,772,167.70, 1,412,658,251.55 and 286,717,991.10 is: 430,076,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,772,167.70 : 1,412,658,251.55 = 286,717,991.10 : x
  2. Step 2: Convert to fraction form
    941,772,167.70/1,412,658,251.55 = 286,717,991.10/x
  3. Step 3: Cross multiply
    941,772,167.70x = 1,412,658,251.55 × 286,717,991.10
  4. Step 4: Simplify right side
    941,772,167.70x = 405,034,535,995,254,464
  5. Step 5: Solve for x
    x = 405,034,535,995,254,464/941,772,167.70
  6. Step 6: Final answer
    x = 430,076,986.65

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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.