Home / 1,476,349,888.56-2,214,657,102.60-427,071,611.76

Finding the Fourth Proportional to 1,476,349,888.56, 2,214,657,102.60 and 427,071,611.76

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Solution

The fourth proportional to 1,476,349,888.56, 2,214,657,102.60 and 427,071,611.76 is: 640,645,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,349,888.56 : 2,214,657,102.60 = 427,071,611.76 : x
  2. Step 2: Convert to fraction form
    1,476,349,888.56/2,214,657,102.60 = 427,071,611.76/x
  3. Step 3: Cross multiply
    1,476,349,888.56x = 2,214,657,102.60 × 427,071,611.76
  4. Step 4: Simplify right side
    1,476,349,888.56x = 945,817,178,303,113,600
  5. Step 5: Solve for x
    x = 945,817,178,303,113,600/1,476,349,888.56
  6. Step 6: Final answer
    x = 640,645,680.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.