Home / 324,827,216.55-487,240,824.83-289,114,381.35

Finding the Fourth Proportional to 324,827,216.55, 487,240,824.83 and 289,114,381.35

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Solution

The fourth proportional to 324,827,216.55, 487,240,824.83 and 289,114,381.35 is: 433,671,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,827,216.55 : 487,240,824.83 = 289,114,381.35 : x
  2. Step 2: Convert to fraction form
    324,827,216.55/487,240,824.83 = 289,114,381.35/x
  3. Step 3: Cross multiply
    324,827,216.55x = 487,240,824.83 × 289,114,381.35
  4. Step 4: Simplify right side
    324,827,216.55x = 140,868,329,637,743,600
  5. Step 5: Solve for x
    x = 140,868,329,637,743,600/324,827,216.55
  6. Step 6: Final answer
    x = 433,671,572.03

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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.