Home / 631,856,796.96-947,886,169.20-195,054,810.24

Finding the Fourth Proportional to 631,856,796.96, 947,886,169.20 and 195,054,810.24

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Solution

The fourth proportional to 631,856,796.96, 947,886,169.20 and 195,054,810.24 is: 292,613,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,856,796.96 : 947,886,169.20 = 195,054,810.24 : x
  2. Step 2: Convert to fraction form
    631,856,796.96/947,886,169.20 = 195,054,810.24/x
  3. Step 3: Cross multiply
    631,856,796.96x = 947,886,169.20 × 195,054,810.24
  4. Step 4: Simplify right side
    631,856,796.96x = 184,889,756,862,426,560
  5. Step 5: Solve for x
    x = 184,889,756,862,426,560/631,856,796.96
  6. Step 6: Final answer
    x = 292,613,386.06

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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.