Home / 393,365,783.20-590,496,572.40-231,898,698.40

Finding the Fourth Proportional to 393,365,783.20, 590,496,572.40 and 231,898,698.40

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Solution

The fourth proportional to 393,365,783.20, 590,496,572.40 and 231,898,698.40 is: 348,112,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,365,783.20 : 590,496,572.40 = 231,898,698.40 : x
  2. Step 2: Convert to fraction form
    393,365,783.20/590,496,572.40 = 231,898,698.40/x
  3. Step 3: Cross multiply
    393,365,783.20x = 590,496,572.40 × 231,898,698.40
  4. Step 4: Simplify right side
    393,365,783.20x = 136,935,386,549,221,360
  5. Step 5: Solve for x
    x = 136,935,386,549,221,360/393,365,783.20
  6. Step 6: Final answer
    x = 348,112,094.13

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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.