Home / 753,001,434,009.78-1,129,502,151,014.70-753,001,434,009.78

Finding the Fourth Proportional to 753,001,434,009.78, 1,129,502,151,014.70 and 753,001,434,009.78

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Solution

The fourth proportional to 753,001,434,009.78, 1,129,502,151,014.70 and 753,001,434,009.78 is: 1,129,502,151,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,001,434,009.78 : 1,129,502,151,014.70 = 753,001,434,009.78 : x
  2. Step 2: Convert to fraction form
    753,001,434,009.78/1,129,502,151,014.70 = 753,001,434,009.78/x
  3. Step 3: Cross multiply
    753,001,434,009.78x = 1,129,502,151,014.70 × 753,001,434,009.78
  4. Step 4: Simplify right side
    753,001,434,009.78x = 850,516,739,431,200,123,256,832
  5. Step 5: Solve for x
    x = 850,516,739,431,200,123,256,832/753,001,434,009.78
  6. Step 6: Final answer
    x = 1,129,502,151,014.70

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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.