Home / 53,877,829,856.58-80,824,780,824.03-19,840,743,868.25

Finding the Fourth Proportional to 53,877,829,856.58, 80,824,780,824.03 and 19,840,743,868.25

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Solution

The fourth proportional to 53,877,829,856.58, 80,824,780,824.03 and 19,840,743,868.25 is: 29,764,075,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,877,829,856.58 : 80,824,780,824.03 = 19,840,743,868.25 : x
  2. Step 2: Convert to fraction form
    53,877,829,856.58/80,824,780,824.03 = 19,840,743,868.25/x
  3. Step 3: Cross multiply
    53,877,829,856.58x = 80,824,780,824.03 × 19,840,743,868.25
  4. Step 4: Simplify right side
    53,877,829,856.58x = 1,603,623,774,537,184,968,704
  5. Step 5: Solve for x
    x = 1,603,623,774,537,184,968,704/53,877,829,856.58
  6. Step 6: Final answer
    x = 29,764,075,108.55

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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.