Home / 130,492,549.76-195,747,456-38,384,527.68

Finding the Fourth Proportional to 130,492,549.76, 195,747,456 and 38,384,527.68

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Solution

The fourth proportional to 130,492,549.76, 195,747,456 and 38,384,527.68 is: 57,579,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,492,549.76 : 195,747,456 = 38,384,527.68 : x
  2. Step 2: Convert to fraction form
    130,492,549.76/195,747,456 = 38,384,527.68/x
  3. Step 3: Cross multiply
    130,492,549.76x = 195,747,456 × 38,384,527.68
  4. Step 4: Simplify right side
    130,492,549.76x = 7,513,673,643,121,582
  5. Step 5: Solve for x
    x = 7,513,673,643,121,582/130,492,549.76
  6. Step 6: Final answer
    x = 57,579,330.44

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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.