Home / 166,687,019.20-250,030,528.80-157,333,657.60

Finding the Fourth Proportional to 166,687,019.20, 250,030,528.80 and 157,333,657.60

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Solution

The fourth proportional to 166,687,019.20, 250,030,528.80 and 157,333,657.60 is: 236,000,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,687,019.20 : 250,030,528.80 = 157,333,657.60 : x
  2. Step 2: Convert to fraction form
    166,687,019.20/250,030,528.80 = 157,333,657.60/x
  3. Step 3: Cross multiply
    166,687,019.20x = 250,030,528.80 × 157,333,657.60
  4. Step 4: Simplify right side
    166,687,019.20x = 39,338,217,607,766,136
  5. Step 5: Solve for x
    x = 39,338,217,607,766,136/166,687,019.20
  6. Step 6: Final answer
    x = 236,000,486.40

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1.5x scale

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.