Home / 212,636,076-293,437,992.96-114,850,932

Finding the Fourth Proportional to 212,636,076, 293,437,992.96 and 114,850,932

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Solution

The fourth proportional to 212,636,076, 293,437,992.96 and 114,850,932 is: 158,494,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,636,076 : 293,437,992.96 = 114,850,932 : x
  2. Step 2: Convert to fraction form
    212,636,076/293,437,992.96 = 114,850,932/x
  3. Step 3: Cross multiply
    212,636,076x = 293,437,992.96 × 114,850,932
  4. Step 4: Simplify right side
    212,636,076x = 33,701,626,975,665,436
  5. Step 5: Solve for x
    x = 33,701,626,975,665,436/212,636,076
  6. Step 6: Final answer
    x = 158,494,398.55

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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.