Home / 330,996,343.16-456,774,951.75-191,847,817.31

Finding the Fourth Proportional to 330,996,343.16, 456,774,951.75 and 191,847,817.31

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Solution

The fourth proportional to 330,996,343.16, 456,774,951.75 and 191,847,817.31 is: 264,749,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,996,343.16 : 456,774,951.75 = 191,847,817.31 : x
  2. Step 2: Convert to fraction form
    330,996,343.16/456,774,951.75 = 191,847,817.31/x
  3. Step 3: Cross multiply
    330,996,343.16x = 456,774,951.75 × 191,847,817.31
  4. Step 4: Simplify right side
    330,996,343.16x = 87,631,277,495,118,064
  5. Step 5: Solve for x
    x = 87,631,277,495,118,064/330,996,343.16
  6. Step 6: Final answer
    x = 264,749,986.84

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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.