Home / 131,671,202.40-197,506,803.60-40,794,069.60

Finding the Fourth Proportional to 131,671,202.40, 197,506,803.60 and 40,794,069.60

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Solution

The fourth proportional to 131,671,202.40, 197,506,803.60 and 40,794,069.60 is: 61,191,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,671,202.40 : 197,506,803.60 = 40,794,069.60 : x
  2. Step 2: Convert to fraction form
    131,671,202.40/197,506,803.60 = 40,794,069.60/x
  3. Step 3: Cross multiply
    131,671,202.40x = 197,506,803.60 × 40,794,069.60
  4. Step 4: Simplify right side
    131,671,202.40x = 8,057,106,292,531,931
  5. Step 5: Solve for x
    x = 8,057,106,292,531,931/131,671,202.40
  6. Step 6: Final answer
    x = 61,191,104.40

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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.