Home / 194,688,087.40-292,032,131.10-118,097,597.80

Finding the Fourth Proportional to 194,688,087.40, 292,032,131.10 and 118,097,597.80

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Solution

The fourth proportional to 194,688,087.40, 292,032,131.10 and 118,097,597.80 is: 177,146,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688,087.40 : 292,032,131.10 = 118,097,597.80 : x
  2. Step 2: Convert to fraction form
    194,688,087.40/292,032,131.10 = 118,097,597.80/x
  3. Step 3: Cross multiply
    194,688,087.40x = 292,032,131.10 × 118,097,597.80
  4. Step 4: Simplify right side
    194,688,087.40x = 34,488,293,163,324,672
  5. Step 5: Solve for x
    x = 34,488,293,163,324,672/194,688,087.40
  6. Step 6: Final answer
    x = 177,146,396.70

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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.