Home / 472,349,265.40-708,004,266.90-165,483,422.20

Finding the Fourth Proportional to 472,349,265.40, 708,004,266.90 and 165,483,422.20

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Solution

The fourth proportional to 472,349,265.40, 708,004,266.90 and 165,483,422.20 is: 248,043,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,349,265.40 : 708,004,266.90 = 165,483,422.20 : x
  2. Step 2: Convert to fraction form
    472,349,265.40/708,004,266.90 = 165,483,422.20/x
  3. Step 3: Cross multiply
    472,349,265.40x = 708,004,266.90 × 165,483,422.20
  4. Step 4: Simplify right side
    472,349,265.40x = 117,162,969,018,814,176
  5. Step 5: Solve for x
    x = 117,162,969,018,814,176/472,349,265.40
  6. Step 6: Final answer
    x = 248,043,085.07

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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.