Home / 194,255,539.20-291,383,308.80-97,509,657.60

Finding the Fourth Proportional to 194,255,539.20, 291,383,308.80 and 97,509,657.60

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Solution

The fourth proportional to 194,255,539.20, 291,383,308.80 and 97,509,657.60 is: 146,264,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,255,539.20 : 291,383,308.80 = 97,509,657.60 : x
  2. Step 2: Convert to fraction form
    194,255,539.20/291,383,308.80 = 97,509,657.60/x
  3. Step 3: Cross multiply
    194,255,539.20x = 291,383,308.80 × 97,509,657.60
  4. Step 4: Simplify right side
    194,255,539.20x = 28,412,686,671,443,068
  5. Step 5: Solve for x
    x = 28,412,686,671,443,068/194,255,539.20
  6. Step 6: Final answer
    x = 146,264,486.40

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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.