Home / 51,075,615,468.24-70,482,935,601.36-28,212,343,403.76

Finding the Fourth Proportional to 51,075,615,468.24, 70,482,935,601.36 and 28,212,343,403.76

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Solution

The fourth proportional to 51,075,615,468.24, 70,482,935,601.36 and 28,212,343,403.76 is: 38,932,252,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,075,615,468.24 : 70,482,935,601.36 = 28,212,343,403.76 : x
  2. Step 2: Convert to fraction form
    51,075,615,468.24/70,482,935,601.36 = 28,212,343,403.76/x
  3. Step 3: Cross multiply
    51,075,615,468.24x = 70,482,935,601.36 × 28,212,343,403.76
  4. Step 4: Simplify right side
    51,075,615,468.24x = 1,988,488,783,290,669,465,600
  5. Step 5: Solve for x
    x = 1,988,488,783,290,669,465,600/51,075,615,468.24
  6. Step 6: Final answer
    x = 38,932,252,995.11

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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.