Home / 2,782,019,477.60-4,173,029,216.40-1,492,074,389.60

Finding the Fourth Proportional to 2,782,019,477.60, 4,173,029,216.40 and 1,492,074,389.60

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Solution

The fourth proportional to 2,782,019,477.60, 4,173,029,216.40 and 1,492,074,389.60 is: 2,238,111,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,019,477.60 : 4,173,029,216.40 = 1,492,074,389.60 : x
  2. Step 2: Convert to fraction form
    2,782,019,477.60/4,173,029,216.40 = 1,492,074,389.60/x
  3. Step 3: Cross multiply
    2,782,019,477.60x = 4,173,029,216.40 × 1,492,074,389.60
  4. Step 4: Simplify right side
    2,782,019,477.60x = 6,226,470,020,842,995,712
  5. Step 5: Solve for x
    x = 6,226,470,020,842,995,712/2,782,019,477.60
  6. Step 6: Final answer
    x = 2,238,111,584.40

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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.