Home / 1,224,932,087,949.40-1,690,408,784,754.50-676,224,147,640.47

Finding the Fourth Proportional to 1,224,932,087,949.40, 1,690,408,784,754.50 and 676,224,147,640.47

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Solution

The fourth proportional to 1,224,932,087,949.40, 1,690,408,784,754.50 and 676,224,147,640.47 is: 933,190,705,737.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,932,087,949.40 : 1,690,408,784,754.50 = 676,224,147,640.47 : x
  2. Step 2: Convert to fraction form
    1,224,932,087,949.40/1,690,408,784,754.50 = 676,224,147,640.47/x
  3. Step 3: Cross multiply
    1,224,932,087,949.40x = 1,690,408,784,754.50 × 676,224,147,640.47
  4. Step 4: Simplify right side
    1,224,932,087,949.40x = 1,143,095,239,634,574,441,971,712
  5. Step 5: Solve for x
    x = 1,143,095,239,634,574,441,971,712/1,224,932,087,949.40
  6. Step 6: Final answer
    x = 933,190,705,737.96

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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.