Home / 487,537,848,697.74-672,803,803,320.45-270,764,043,239.23

Finding the Fourth Proportional to 487,537,848,697.74, 672,803,803,320.45 and 270,764,043,239.23

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Solution

The fourth proportional to 487,537,848,697.74, 672,803,803,320.45 and 270,764,043,239.23 is: 373,655,252,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,537,848,697.74 : 672,803,803,320.45 = 270,764,043,239.23 : x
  2. Step 2: Convert to fraction form
    487,537,848,697.74/672,803,803,320.45 = 270,764,043,239.23/x
  3. Step 3: Cross multiply
    487,537,848,697.74x = 672,803,803,320.45 × 270,764,043,239.23
  4. Step 4: Simplify right side
    487,537,848,697.74x = 182,171,078,093,776,718,135,296
  5. Step 5: Solve for x
    x = 182,171,078,093,776,718,135,296/487,537,848,697.74
  6. Step 6: Final answer
    x = 373,655,252,777.55

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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.