Home / 1,141,426,525.44-1,575,265,749.12-646,477,282.56

Finding the Fourth Proportional to 1,141,426,525.44, 1,575,265,749.12 and 646,477,282.56

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Solution

The fourth proportional to 1,141,426,525.44, 1,575,265,749.12 and 646,477,282.56 is: 892,193,670.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,426,525.44 : 1,575,265,749.12 = 646,477,282.56 : x
  2. Step 2: Convert to fraction form
    1,141,426,525.44/1,575,265,749.12 = 646,477,282.56/x
  3. Step 3: Cross multiply
    1,141,426,525.44x = 1,575,265,749.12 × 646,477,282.56
  4. Step 4: Simplify right side
    1,141,426,525.44x = 1,018,373,520,800,940,160
  5. Step 5: Solve for x
    x = 1,018,373,520,800,940,160/1,141,426,525.44
  6. Step 6: Final answer
    x = 892,193,670.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.