Home / 346,306,527.84-477,910,744.38-197,624,688.78

Finding the Fourth Proportional to 346,306,527.84, 477,910,744.38 and 197,624,688.78

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Solution

The fourth proportional to 346,306,527.84, 477,910,744.38 and 197,624,688.78 is: 272,726,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,306,527.84 : 477,910,744.38 = 197,624,688.78 : x
  2. Step 2: Convert to fraction form
    346,306,527.84/477,910,744.38 = 197,624,688.78/x
  3. Step 3: Cross multiply
    346,306,527.84x = 477,910,744.38 × 197,624,688.78
  4. Step 4: Simplify right side
    346,306,527.84x = 94,446,962,122,715,632
  5. Step 5: Solve for x
    x = 94,446,962,122,715,632/346,306,527.84
  6. Step 6: Final answer
    x = 272,726,485.15

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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.