Home / 131,680,483.84-197,824,300.80-126,238,620.16

Finding the Fourth Proportional to 131,680,483.84, 197,824,300.80 and 126,238,620.16

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Solution

The fourth proportional to 131,680,483.84, 197,824,300.80 and 126,238,620.16 is: 189,648,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,680,483.84 : 197,824,300.80 = 126,238,620.16 : x
  2. Step 2: Convert to fraction form
    131,680,483.84/197,824,300.80 = 126,238,620.16/x
  3. Step 3: Cross multiply
    131,680,483.84x = 197,824,300.80 × 126,238,620.16
  4. Step 4: Simplify right side
    131,680,483.84x = 24,973,066,767,108,784
  5. Step 5: Solve for x
    x = 24,973,066,767,108,784/131,680,483.84
  6. Step 6: Final answer
    x = 189,648,959.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.