Home / 51,977,527,268.39-71,729,408,787.32-28,803,127,990.72

Finding the Fourth Proportional to 51,977,527,268.39, 71,729,408,787.32 and 28,803,127,990.72

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Solution

The fourth proportional to 51,977,527,268.39, 71,729,408,787.32 and 28,803,127,990.72 is: 39,748,550,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977,527,268.39 : 71,729,408,787.32 = 28,803,127,990.72 : x
  2. Step 2: Convert to fraction form
    51,977,527,268.39/71,729,408,787.32 = 28,803,127,990.72/x
  3. Step 3: Cross multiply
    51,977,527,268.39x = 71,729,408,787.32 × 28,803,127,990.72
  4. Step 4: Simplify right side
    51,977,527,268.39x = 2,066,031,342,000,025,370,624
  5. Step 5: Solve for x
    x = 2,066,031,342,000,025,370,624/51,977,527,268.39
  6. Step 6: Final answer
    x = 39,748,550,009.55

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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.