Home / 845,003,065.32-1,266,610,017.39-284,231,057.91

Finding the Fourth Proportional to 845,003,065.32, 1,266,610,017.39 and 284,231,057.91

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Solution

The fourth proportional to 845,003,065.32, 1,266,610,017.39 and 284,231,057.91 is: 426,045,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,003,065.32 : 1,266,610,017.39 = 284,231,057.91 : x
  2. Step 2: Convert to fraction form
    845,003,065.32/1,266,610,017.39 = 284,231,057.91/x
  3. Step 3: Cross multiply
    845,003,065.32x = 1,266,610,017.39 × 284,231,057.91
  4. Step 4: Simplify right side
    845,003,065.32x = 360,009,905,202,163,264
  5. Step 5: Solve for x
    x = 360,009,905,202,163,264/845,003,065.32
  6. Step 6: Final answer
    x = 426,045,679.57

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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.