Home / 958,560,347.05-1,322,712,462.91-556,595,521.93

Finding the Fourth Proportional to 958,560,347.05, 1,322,712,462.91 and 556,595,521.93

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Solution

The fourth proportional to 958,560,347.05, 1,322,712,462.91 and 556,595,521.93 is: 768,043,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,560,347.05 : 1,322,712,462.91 = 556,595,521.93 : x
  2. Step 2: Convert to fraction form
    958,560,347.05/1,322,712,462.91 = 556,595,521.93/x
  3. Step 3: Cross multiply
    958,560,347.05x = 1,322,712,462.91 × 556,595,521.93
  4. Step 4: Simplify right side
    958,560,347.05x = 736,215,833,656,707,200
  5. Step 5: Solve for x
    x = 736,215,833,656,707,200/958,560,347.05
  6. Step 6: Final answer
    x = 768,043,280.66

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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.