Home / 1,122,400,907.23-1,548,183,423.24-719,877,083.69

Finding the Fourth Proportional to 1,122,400,907.23, 1,548,183,423.24 and 719,877,083.69

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Solution

The fourth proportional to 1,122,400,907.23, 1,548,183,423.24 and 719,877,083.69 is: 992,962,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,400,907.23 : 1,548,183,423.24 = 719,877,083.69 : x
  2. Step 2: Convert to fraction form
    1,122,400,907.23/1,548,183,423.24 = 719,877,083.69/x
  3. Step 3: Cross multiply
    1,122,400,907.23x = 1,548,183,423.24 × 719,877,083.69
  4. Step 4: Simplify right side
    1,122,400,907.23x = 1,114,501,767,739,212,288
  5. Step 5: Solve for x
    x = 1,114,501,767,739,212,288/1,122,400,907.23
  6. Step 6: Final answer
    x = 992,962,283.41

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Double scale
Find fourth proportional to 1,122,400,908.23, 1,548,183,424.62 and 719,877,084.69
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1.5x scale

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.