Home / 2,113,637,962.60-3,170,456,943.90-1,378,973,924.20

Finding the Fourth Proportional to 2,113,637,962.60, 3,170,456,943.90 and 1,378,973,924.20

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Solution

The fourth proportional to 2,113,637,962.60, 3,170,456,943.90 and 1,378,973,924.20 is: 2,068,460,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,637,962.60 : 3,170,456,943.90 = 1,378,973,924.20 : x
  2. Step 2: Convert to fraction form
    2,113,637,962.60/3,170,456,943.90 = 1,378,973,924.20/x
  3. Step 3: Cross multiply
    2,113,637,962.60x = 3,170,456,943.90 × 1,378,973,924.20
  4. Step 4: Simplify right side
    2,113,637,962.60x = 4,371,977,453,436,922,368
  5. Step 5: Solve for x
    x = 4,371,977,453,436,922,368/2,113,637,962.60
  6. Step 6: Final answer
    x = 2,068,460,886.30

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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.