Home / 102,701,911,611.08-141,669,754,129.58-64,053,733,490.88

Finding the Fourth Proportional to 102,701,911,611.08, 141,669,754,129.58 and 64,053,733,490.88

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Solution

The fourth proportional to 102,701,911,611.08, 141,669,754,129.58 and 64,053,733,490.88 is: 88,357,427,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,701,911,611.08 : 141,669,754,129.58 = 64,053,733,490.88 : x
  2. Step 2: Convert to fraction form
    102,701,911,611.08/141,669,754,129.58 = 64,053,733,490.88/x
  3. Step 3: Cross multiply
    102,701,911,611.08x = 141,669,754,129.58 × 64,053,733,490.88
  4. Step 4: Simplify right side
    102,701,911,611.08x = 9,074,476,674,734,612,283,392
  5. Step 5: Solve for x
    x = 9,074,476,674,734,612,283,392/102,701,911,611.08
  6. Step 6: Final answer
    x = 88,357,427,163.56

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Double scale
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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.