Home / 674,045,303.03-930,101,959.09-372,589,892.81

Finding the Fourth Proportional to 674,045,303.03, 930,101,959.09 and 372,589,892.81

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Solution

The fourth proportional to 674,045,303.03, 930,101,959.09 and 372,589,892.81 is: 514,129,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,045,303.03 : 930,101,959.09 = 372,589,892.81 : x
  2. Step 2: Convert to fraction form
    674,045,303.03/930,101,959.09 = 372,589,892.81/x
  3. Step 3: Cross multiply
    674,045,303.03x = 930,101,959.09 × 372,589,892.81
  4. Step 4: Simplify right side
    674,045,303.03x = 346,546,589,239,714,112
  5. Step 5: Solve for x
    x = 346,546,589,239,714,112/674,045,303.03
  6. Step 6: Final answer
    x = 514,129,521.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.