Home / 1,587,734,486.75-2,191,075,408.22-882,871,334.52

Finding the Fourth Proportional to 1,587,734,486.75, 2,191,075,408.22 and 882,871,334.52

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Solution

The fourth proportional to 1,587,734,486.75, 2,191,075,408.22 and 882,871,334.52 is: 1,218,363,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,734,486.75 : 2,191,075,408.22 = 882,871,334.52 : x
  2. Step 2: Convert to fraction form
    1,587,734,486.75/2,191,075,408.22 = 882,871,334.52/x
  3. Step 3: Cross multiply
    1,587,734,486.75x = 2,191,075,408.22 × 882,871,334.52
  4. Step 4: Simplify right side
    1,587,734,486.75x = 1,934,437,669,684,730,880
  5. Step 5: Solve for x
    x = 1,934,437,669,684,730,880/1,587,734,486.75
  6. Step 6: Final answer
    x = 1,218,363,451.72

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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.