Home / 157,464,769.80-236,197,154.70-55,215,521.40

Finding the Fourth Proportional to 157,464,769.80, 236,197,154.70 and 55,215,521.40

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Solution

The fourth proportional to 157,464,769.80, 236,197,154.70 and 55,215,521.40 is: 82,823,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,769.80 : 236,197,154.70 = 55,215,521.40 : x
  2. Step 2: Convert to fraction form
    157,464,769.80/236,197,154.70 = 55,215,521.40/x
  3. Step 3: Cross multiply
    157,464,769.80x = 236,197,154.70 × 55,215,521.40
  4. Step 4: Simplify right side
    157,464,769.80x = 13,041,749,049,956,960
  5. Step 5: Solve for x
    x = 13,041,749,049,956,960/157,464,769.80
  6. Step 6: Final answer
    x = 82,823,282.10

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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.