Home / 631,069,508.64-946,705,973.04-194,370,048.48

Finding the Fourth Proportional to 631,069,508.64, 946,705,973.04 and 194,370,048.48

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Solution

The fourth proportional to 631,069,508.64, 946,705,973.04 and 194,370,048.48 is: 291,586,399.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,069,508.64 : 946,705,973.04 = 194,370,048.48 : x
  2. Step 2: Convert to fraction form
    631,069,508.64/946,705,973.04 = 194,370,048.48/x
  3. Step 3: Cross multiply
    631,069,508.64x = 946,705,973.04 × 194,370,048.48
  4. Step 4: Simplify right side
    631,069,508.64x = 184,011,285,876,090,368
  5. Step 5: Solve for x
    x = 184,011,285,876,090,368/631,069,508.64
  6. Step 6: Final answer
    x = 291,586,399.53

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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.