Home / 468,313,190.60-646,271,698.16-256,625,182.94

Finding the Fourth Proportional to 468,313,190.60, 646,271,698.16 and 256,625,182.94

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Solution

The fourth proportional to 468,313,190.60, 646,271,698.16 and 256,625,182.94 is: 354,142,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,313,190.60 : 646,271,698.16 = 256,625,182.94 : x
  2. Step 2: Convert to fraction form
    468,313,190.60/646,271,698.16 = 256,625,182.94/x
  3. Step 3: Cross multiply
    468,313,190.60x = 646,271,698.16 × 256,625,182.94
  4. Step 4: Simplify right side
    468,313,190.60x = 165,849,592,767,971,328
  5. Step 5: Solve for x
    x = 165,849,592,767,971,328/468,313,190.60
  6. Step 6: Final answer
    x = 354,142,475.80

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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.