Home / 358,359,710.40-494,272,347.48-270,257,416.56

Finding the Fourth Proportional to 358,359,710.40, 494,272,347.48 and 270,257,416.56

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Solution

The fourth proportional to 358,359,710.40, 494,272,347.48 and 270,257,416.56 is: 372,756,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,359,710.40 : 494,272,347.48 = 270,257,416.56 : x
  2. Step 2: Convert to fraction form
    358,359,710.40/494,272,347.48 = 270,257,416.56/x
  3. Step 3: Cross multiply
    358,359,710.40x = 494,272,347.48 × 270,257,416.56
  4. Step 4: Simplify right side
    358,359,710.40x = 133,580,767,706,991,440
  5. Step 5: Solve for x
    x = 133,580,767,706,991,440/358,359,710.40
  6. Step 6: Final answer
    x = 372,756,099.05

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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.