Home / 1,212,801,723-1,673,671,421.34-655,884,770.10

Finding the Fourth Proportional to 1,212,801,723, 1,673,671,421.34 and 655,884,770.10

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Solution

The fourth proportional to 1,212,801,723, 1,673,671,421.34 and 655,884,770.10 is: 905,123,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,801,723 : 1,673,671,421.34 = 655,884,770.10 : x
  2. Step 2: Convert to fraction form
    1,212,801,723/1,673,671,421.34 = 655,884,770.10/x
  3. Step 3: Cross multiply
    1,212,801,723x = 1,673,671,421.34 × 655,884,770.10
  4. Step 4: Simplify right side
    1,212,801,723x = 1,097,735,595,408,526,080
  5. Step 5: Solve for x
    x = 1,097,735,595,408,526,080/1,212,801,723
  6. Step 6: Final answer
    x = 905,123,710.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.