Home / 346,585,033.40-520,076,615.70-131,328,764.60

Finding the Fourth Proportional to 346,585,033.40, 520,076,615.70 and 131,328,764.60

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Solution

The fourth proportional to 346,585,033.40, 520,076,615.70 and 131,328,764.60 is: 197,068,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,585,033.40 : 520,076,615.70 = 131,328,764.60 : x
  2. Step 2: Convert to fraction form
    346,585,033.40/520,076,615.70 = 131,328,764.60/x
  3. Step 3: Cross multiply
    346,585,033.40x = 520,076,615.70 × 131,328,764.60
  4. Step 4: Simplify right side
    346,585,033.40x = 68,301,019,437,229,960
  5. Step 5: Solve for x
    x = 68,301,019,437,229,960/346,585,033.40
  6. Step 6: Final answer
    x = 197,068,577.28

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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.