Home / 472,349,271.90-708,004,276.65-165,483,428.70

Finding the Fourth Proportional to 472,349,271.90, 708,004,276.65 and 165,483,428.70

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Solution

The fourth proportional to 472,349,271.90, 708,004,276.65 and 165,483,428.70 is: 248,043,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,349,271.90 : 708,004,276.65 = 165,483,428.70 : x
  2. Step 2: Convert to fraction form
    472,349,271.90/708,004,276.65 = 165,483,428.70/x
  3. Step 3: Cross multiply
    472,349,271.90x = 708,004,276.65 × 165,483,428.70
  4. Step 4: Simplify right side
    472,349,271.90x = 117,162,975,234,305,344
  5. Step 5: Solve for x
    x = 117,162,975,234,305,344/472,349,271.90
  6. Step 6: Final answer
    x = 248,043,094.81

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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.