Home / 538,847,636.40-808,271,454.60-366,660,752.40

Finding the Fourth Proportional to 538,847,636.40, 808,271,454.60 and 366,660,752.40

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Solution

The fourth proportional to 538,847,636.40, 808,271,454.60 and 366,660,752.40 is: 549,991,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,847,636.40 : 808,271,454.60 = 366,660,752.40 : x
  2. Step 2: Convert to fraction form
    538,847,636.40/808,271,454.60 = 366,660,752.40/x
  3. Step 3: Cross multiply
    538,847,636.40x = 808,271,454.60 × 366,660,752.40
  4. Step 4: Simplify right side
    538,847,636.40x = 296,361,419,687,078,400
  5. Step 5: Solve for x
    x = 296,361,419,687,078,400/538,847,636.40
  6. Step 6: Final answer
    x = 549,991,128.60

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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.