Home / 154,034,106,560.76-212,488,835,915.34-100,601,356,153.08

Finding the Fourth Proportional to 154,034,106,560.76, 212,488,835,915.34 and 100,601,356,153.08

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Solution

The fourth proportional to 154,034,106,560.76, 212,488,835,915.34 and 100,601,356,153.08 is: 138,778,777,880.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,034,106,560.76 : 212,488,835,915.34 = 100,601,356,153.08 : x
  2. Step 2: Convert to fraction form
    154,034,106,560.76/212,488,835,915.34 = 100,601,356,153.08/x
  3. Step 3: Cross multiply
    154,034,106,560.76x = 212,488,835,915.34 × 100,601,356,153.08
  4. Step 4: Simplify right side
    154,034,106,560.76x = 21,376,665,060,472,495,538,176
  5. Step 5: Solve for x
    x = 21,376,665,060,472,495,538,176/154,034,106,560.76
  6. Step 6: Final answer
    x = 138,778,777,880.86

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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.