Home / 10,618,767,017.87-15,928,915,811.56-4,075,665,425.87

Finding the Fourth Proportional to 10,618,767,017.87, 15,928,915,811.56 and 4,075,665,425.87

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Solution

The fourth proportional to 10,618,767,017.87, 15,928,915,811.56 and 4,075,665,425.87 is: 6,113,791,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,767,017.87 : 15,928,915,811.56 = 4,075,665,425.87 : x
  2. Step 2: Convert to fraction form
    10,618,767,017.87/15,928,915,811.56 = 4,075,665,425.87/x
  3. Step 3: Cross multiply
    10,618,767,017.87x = 15,928,915,811.56 × 4,075,665,425.87
  4. Step 4: Simplify right side
    10,618,767,017.87x = 64,920,931,444,681,269,248
  5. Step 5: Solve for x
    x = 64,920,931,444,681,269,248/10,618,767,017.87
  6. Step 6: Final answer
    x = 6,113,791,868.25

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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.