Home / 716,735,643.70-1,075,302,531.15-307,987,611.70

Finding the Fourth Proportional to 716,735,643.70, 1,075,302,531.15 and 307,987,611.70

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Solution

The fourth proportional to 716,735,643.70, 1,075,302,531.15 and 307,987,611.70 is: 462,066,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,735,643.70 : 1,075,302,531.15 = 307,987,611.70 : x
  2. Step 2: Convert to fraction form
    716,735,643.70/1,075,302,531.15 = 307,987,611.70/x
  3. Step 3: Cross multiply
    716,735,643.70x = 1,075,302,531.15 × 307,987,611.70
  4. Step 4: Simplify right side
    716,735,643.70x = 331,179,858,423,853,376
  5. Step 5: Solve for x
    x = 331,179,858,423,853,376/716,735,643.70
  6. Step 6: Final answer
    x = 462,066,957.79

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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.