Home / 688,615,475.35-1,032,923,213.03-688,615,475.35

Finding the Fourth Proportional to 688,615,475.35, 1,032,923,213.03 and 688,615,475.35

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Solution

The fourth proportional to 688,615,475.35, 1,032,923,213.03 and 688,615,475.35 is: 1,032,923,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,615,475.35 : 1,032,923,213.03 = 688,615,475.35 : x
  2. Step 2: Convert to fraction form
    688,615,475.35/1,032,923,213.03 = 688,615,475.35/x
  3. Step 3: Cross multiply
    688,615,475.35x = 1,032,923,213.03 × 688,615,475.35
  4. Step 4: Simplify right side
    688,615,475.35x = 711,286,909,337,259,648
  5. Step 5: Solve for x
    x = 711,286,909,337,259,648/688,615,475.35
  6. Step 6: Final answer
    x = 1,032,923,213.03

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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.