Home / 1,351,224,774.49-2,026,445,666.86-405,784,718.23

Finding the Fourth Proportional to 1,351,224,774.49, 2,026,445,666.86 and 405,784,718.23

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Solution

The fourth proportional to 1,351,224,774.49, 2,026,445,666.86 and 405,784,718.23 is: 608,559,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,224,774.49 : 2,026,445,666.86 = 405,784,718.23 : x
  2. Step 2: Convert to fraction form
    1,351,224,774.49/2,026,445,666.86 = 405,784,718.23/x
  3. Step 3: Cross multiply
    1,351,224,774.49x = 2,026,445,666.86 × 405,784,718.23
  4. Step 4: Simplify right side
    1,351,224,774.49x = 822,300,683,923,028,480
  5. Step 5: Solve for x
    x = 822,300,683,923,028,480/1,351,224,774.49
  6. Step 6: Final answer
    x = 608,559,507.97

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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.