Home / 351,734,816,383.10-525,233,636,853.95-287,250,426,522.01

Finding the Fourth Proportional to 351,734,816,383.10, 525,233,636,853.95 and 287,250,426,522.01

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Solution

The fourth proportional to 351,734,816,383.10, 525,233,636,853.95 and 287,250,426,522.01 is: 428,941,290,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,734,816,383.10 : 525,233,636,853.95 = 287,250,426,522.01 : x
  2. Step 2: Convert to fraction form
    351,734,816,383.10/525,233,636,853.95 = 287,250,426,522.01/x
  3. Step 3: Cross multiply
    351,734,816,383.10x = 525,233,636,853.95 × 287,250,426,522.01
  4. Step 4: Simplify right side
    351,734,816,383.10x = 150,873,586,210,003,665,027,072
  5. Step 5: Solve for x
    x = 150,873,586,210,003,665,027,072/351,734,816,383.10
  6. Step 6: Final answer
    x = 428,941,290,945.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.