Home / 251,069,364.62-346,479,866.50-138,043,632

Finding the Fourth Proportional to 251,069,364.62, 346,479,866.50 and 138,043,632

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Solution

The fourth proportional to 251,069,364.62, 346,479,866.50 and 138,043,632 is: 190,502,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,069,364.62 : 346,479,866.50 = 138,043,632 : x
  2. Step 2: Convert to fraction form
    251,069,364.62/346,479,866.50 = 138,043,632/x
  3. Step 3: Cross multiply
    251,069,364.62x = 346,479,866.50 × 138,043,632
  4. Step 4: Simplify right side
    251,069,364.62x = 47,829,339,186,535,128
  5. Step 5: Solve for x
    x = 47,829,339,186,535,128/251,069,364.62
  6. Step 6: Final answer
    x = 190,502,490.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.