Home / 130,973,643.32-196,596,727.50-96,469,004.12

Finding the Fourth Proportional to 130,973,643.32, 196,596,727.50 and 96,469,004.12

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Solution

The fourth proportional to 130,973,643.32, 196,596,727.50 and 96,469,004.12 is: 144,803,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,973,643.32 : 196,596,727.50 = 96,469,004.12 : x
  2. Step 2: Convert to fraction form
    130,973,643.32/196,596,727.50 = 96,469,004.12/x
  3. Step 3: Cross multiply
    130,973,643.32x = 196,596,727.50 × 96,469,004.12
  4. Step 4: Simplify right side
    130,973,643.32x = 18,965,490,515,176,020
  5. Step 5: Solve for x
    x = 18,965,490,515,176,020/130,973,643.32
  6. Step 6: Final answer
    x = 144,803,870.72

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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.