Home / 253,411,320.60-349,707,625.20-137,517,816.60

Finding the Fourth Proportional to 253,411,320.60, 349,707,625.20 and 137,517,816.60

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Solution

The fourth proportional to 253,411,320.60, 349,707,625.20 and 137,517,816.60 is: 189,774,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,411,320.60 : 349,707,625.20 = 137,517,816.60 : x
  2. Step 2: Convert to fraction form
    253,411,320.60/349,707,625.20 = 137,517,816.60/x
  3. Step 3: Cross multiply
    253,411,320.60x = 349,707,625.20 × 137,517,816.60
  4. Step 4: Simplify right side
    253,411,320.60x = 48,091,029,065,875,136
  5. Step 5: Solve for x
    x = 48,091,029,065,875,136/253,411,320.60
  6. Step 6: Final answer
    x = 189,774,588.41

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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.