Home / 114,136,957-171,104,657.46-87,330,285.64

Finding the Fourth Proportional to 114,136,957, 171,104,657.46 and 87,330,285.64

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Solution

The fourth proportional to 114,136,957, 171,104,657.46 and 87,330,285.64 is: 130,918,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,136,957 : 171,104,657.46 = 87,330,285.64 : x
  2. Step 2: Convert to fraction form
    114,136,957/171,104,657.46 = 87,330,285.64/x
  3. Step 3: Cross multiply
    114,136,957x = 171,104,657.46 × 87,330,285.64
  4. Step 4: Simplify right side
    114,136,957x = 14,942,618,610,316,158
  5. Step 5: Solve for x
    x = 14,942,618,610,316,158/114,136,957
  6. Step 6: Final answer
    x = 130,918,319.56

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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.