Home / 1,416,210,405,052.90-1,954,376,247,266.10-765,888,988,678.95

Finding the Fourth Proportional to 1,416,210,405,052.90, 1,954,376,247,266.10 and 765,888,988,678.95

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Solution

The fourth proportional to 1,416,210,405,052.90, 1,954,376,247,266.10 and 765,888,988,678.95 is: 1,056,929,988,775.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,210,405,052.90 : 1,954,376,247,266.10 = 765,888,988,678.95 : x
  2. Step 2: Convert to fraction form
    1,416,210,405,052.90/1,954,376,247,266.10 = 765,888,988,678.95/x
  3. Step 3: Cross multiply
    1,416,210,405,052.90x = 1,954,376,247,266.10 × 765,888,988,678.95
  4. Step 4: Simplify right side
    1,416,210,405,052.90x = 1,496,835,247,516,794,931,380,224
  5. Step 5: Solve for x
    x = 1,496,835,247,516,794,931,380,224/1,416,210,405,052.90
  6. Step 6: Final answer
    x = 1,056,929,988,775.84

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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.