Home / 896,582,451.60-1,344,873,677.40-314,973,421.20

Finding the Fourth Proportional to 896,582,451.60, 1,344,873,677.40 and 314,973,421.20

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Solution

The fourth proportional to 896,582,451.60, 1,344,873,677.40 and 314,973,421.20 is: 472,460,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,582,451.60 : 1,344,873,677.40 = 314,973,421.20 : x
  2. Step 2: Convert to fraction form
    896,582,451.60/1,344,873,677.40 = 314,973,421.20/x
  3. Step 3: Cross multiply
    896,582,451.60x = 1,344,873,677.40 × 314,973,421.20
  4. Step 4: Simplify right side
    896,582,451.60x = 423,599,463,252,503,104
  5. Step 5: Solve for x
    x = 423,599,463,252,503,104/896,582,451.60
  6. Step 6: Final answer
    x = 472,460,131.80

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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.