Home / 1,359,549,374,100.80-1,877,025,012,047.80-865,432,832,199.90

Finding the Fourth Proportional to 1,359,549,374,100.80, 1,877,025,012,047.80 and 865,432,832,199.90

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Solution

The fourth proportional to 1,359,549,374,100.80, 1,877,025,012,047.80 and 865,432,832,199.90 is: 1,194,836,394,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,549,374,100.80 : 1,877,025,012,047.80 = 865,432,832,199.90 : x
  2. Step 2: Convert to fraction form
    1,359,549,374,100.80/1,877,025,012,047.80 = 865,432,832,199.90/x
  3. Step 3: Cross multiply
    1,359,549,374,100.80x = 1,877,025,012,047.80 × 865,432,832,199.90
  4. Step 4: Simplify right side
    1,359,549,374,100.80x = 1,624,439,072,286,579,087,114,240
  5. Step 5: Solve for x
    x = 1,624,439,072,286,579,087,114,240/1,359,549,374,100.80
  6. Step 6: Final answer
    x = 1,194,836,394,493.56

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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.