Home / 12,578,464,436,236-18,869,583,202,988-4,417,966,378,280.80

Finding the Fourth Proportional to 12,578,464,436,236, 18,869,583,202,988 and 4,417,966,378,280.80

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Solution

The fourth proportional to 12,578,464,436,236, 18,869,583,202,988 and 4,417,966,378,280.80 is: 6,627,612,184,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,578,464,436,236 : 18,869,583,202,988 = 4,417,966,378,280.80 : x
  2. Step 2: Convert to fraction form
    12,578,464,436,236/18,869,583,202,988 = 4,417,966,378,280.80/x
  3. Step 3: Cross multiply
    12,578,464,436,236x = 18,869,583,202,988 × 4,417,966,378,280.80
  4. Step 4: Simplify right side
    12,578,464,436,236x = 83,365,184,162,973,109,891,104,768
  5. Step 5: Solve for x
    x = 83,365,184,162,973,109,891,104,768/12,578,464,436,236
  6. Step 6: Final answer
    x = 6,627,612,184,744.50

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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.