Home / 51,382,026,238.53-70,901,445,411.95-28,520,127,529.25

Finding the Fourth Proportional to 51,382,026,238.53, 70,901,445,411.95 and 28,520,127,529.25

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Solution

The fourth proportional to 51,382,026,238.53, 70,901,445,411.95 and 28,520,127,529.25 is: 39,354,583,950.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,382,026,238.53 : 70,901,445,411.95 = 28,520,127,529.25 : x
  2. Step 2: Convert to fraction form
    51,382,026,238.53/70,901,445,411.95 = 28,520,127,529.25/x
  3. Step 3: Cross multiply
    51,382,026,238.53x = 70,901,445,411.95 × 28,520,127,529.25
  4. Step 4: Simplify right side
    51,382,026,238.53x = 2,022,118,265,156,474,241,024
  5. Step 5: Solve for x
    x = 2,022,118,265,156,474,241,024/51,382,026,238.53
  6. Step 6: Final answer
    x = 39,354,583,950.61

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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.