Home / 242,664,242.46-334,938,939.48-149,791,384.77

Finding the Fourth Proportional to 242,664,242.46, 334,938,939.48 and 149,791,384.77

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Solution

The fourth proportional to 242,664,242.46, 334,938,939.48 and 149,791,384.77 is: 206,750,558.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,664,242.46 : 334,938,939.48 = 149,791,384.77 : x
  2. Step 2: Convert to fraction form
    242,664,242.46/334,938,939.48 = 149,791,384.77/x
  3. Step 3: Cross multiply
    242,664,242.46x = 334,938,939.48 × 149,791,384.77
  4. Step 4: Simplify right side
    242,664,242.46x = 50,170,967,558,104,432
  5. Step 5: Solve for x
    x = 50,170,967,558,104,432/242,664,242.46
  6. Step 6: Final answer
    x = 206,750,558.09

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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.