Home / 631,516,665.24-947,364,013.44-194,852,853.18

Finding the Fourth Proportional to 631,516,665.24, 947,364,013.44 and 194,852,853.18

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Solution

The fourth proportional to 631,516,665.24, 947,364,013.44 and 194,852,853.18 is: 292,306,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,516,665.24 : 947,364,013.44 = 194,852,853.18 : x
  2. Step 2: Convert to fraction form
    631,516,665.24/947,364,013.44 = 194,852,853.18/x
  3. Step 3: Cross multiply
    631,516,665.24x = 947,364,013.44 × 194,852,853.18
  4. Step 4: Simplify right side
    631,516,665.24x = 184,596,581,018,839,872
  5. Step 5: Solve for x
    x = 184,596,581,018,839,872/631,516,665.24
  6. Step 6: Final answer
    x = 292,306,745.30

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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.