Home / 958,717,020.60-1,438,075,530.90-921,093,622.20

Finding the Fourth Proportional to 958,717,020.60, 1,438,075,530.90 and 921,093,622.20

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Solution

The fourth proportional to 958,717,020.60, 1,438,075,530.90 and 921,093,622.20 is: 1,381,640,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,717,020.60 : 1,438,075,530.90 = 921,093,622.20 : x
  2. Step 2: Convert to fraction form
    958,717,020.60/1,438,075,530.90 = 921,093,622.20/x
  3. Step 3: Cross multiply
    958,717,020.60x = 1,438,075,530.90 × 921,093,622.20
  4. Step 4: Simplify right side
    958,717,020.60x = 1,324,602,199,753,869,056
  5. Step 5: Solve for x
    x = 1,324,602,199,753,869,056/958,717,020.60
  6. Step 6: Final answer
    x = 1,381,640,433.30

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1.5x scale

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.