Home / 131,220,160.40-196,830,240.60-97,207,936.40

Finding the Fourth Proportional to 131,220,160.40, 196,830,240.60 and 97,207,936.40

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Solution

The fourth proportional to 131,220,160.40, 196,830,240.60 and 97,207,936.40 is: 145,811,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,220,160.40 : 196,830,240.60 = 97,207,936.40 : x
  2. Step 2: Convert to fraction form
    131,220,160.40/196,830,240.60 = 97,207,936.40/x
  3. Step 3: Cross multiply
    131,220,160.40x = 196,830,240.60 × 97,207,936.40
  4. Step 4: Simplify right side
    131,220,160.40x = 19,133,461,509,841,500
  5. Step 5: Solve for x
    x = 19,133,461,509,841,500/131,220,160.40
  6. Step 6: Final answer
    x = 145,811,904.60

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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.