Home / 161,640,713.40-242,492,562.90-64,579,903.80

Finding the Fourth Proportional to 161,640,713.40, 242,492,562.90 and 64,579,903.80

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Solution

The fourth proportional to 161,640,713.40, 242,492,562.90 and 64,579,903.80 is: 96,882,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,640,713.40 : 242,492,562.90 = 64,579,903.80 : x
  2. Step 2: Convert to fraction form
    161,640,713.40/242,492,562.90 = 64,579,903.80/x
  3. Step 3: Cross multiply
    161,640,713.40x = 242,492,562.90 × 64,579,903.80
  4. Step 4: Simplify right side
    161,640,713.40x = 15,660,146,384,297,448
  5. Step 5: Solve for x
    x = 15,660,146,384,297,448/161,640,713.40
  6. Step 6: Final answer
    x = 96,882,437.94

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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.