Home / 716,735,644.70-1,075,302,532.65-307,987,612.70

Finding the Fourth Proportional to 716,735,644.70, 1,075,302,532.65 and 307,987,612.70

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Solution

The fourth proportional to 716,735,644.70, 1,075,302,532.65 and 307,987,612.70 is: 462,066,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,735,644.70 : 1,075,302,532.65 = 307,987,612.70 : x
  2. Step 2: Convert to fraction form
    716,735,644.70/1,075,302,532.65 = 307,987,612.70/x
  3. Step 3: Cross multiply
    716,735,644.70x = 1,075,302,532.65 × 307,987,612.70
  4. Step 4: Simplify right side
    716,735,644.70x = 331,179,859,961,137,344
  5. Step 5: Solve for x
    x = 331,179,859,961,137,344/716,735,644.70
  6. Step 6: Final answer
    x = 462,066,959.29

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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.