Home / 1,579,615,855.35-2,369,423,783.03-763,322,479.35

Finding the Fourth Proportional to 1,579,615,855.35, 2,369,423,783.03 and 763,322,479.35

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Solution

The fourth proportional to 1,579,615,855.35, 2,369,423,783.03 and 763,322,479.35 is: 1,144,983,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,615,855.35 : 2,369,423,783.03 = 763,322,479.35 : x
  2. Step 2: Convert to fraction form
    1,579,615,855.35/2,369,423,783.03 = 763,322,479.35/x
  3. Step 3: Cross multiply
    1,579,615,855.35x = 2,369,423,783.03 × 763,322,479.35
  4. Step 4: Simplify right side
    1,579,615,855.35x = 1,808,634,436,689,499,648
  5. Step 5: Solve for x
    x = 1,808,634,436,689,499,648/1,579,615,855.35
  6. Step 6: Final answer
    x = 1,144,983,719.03

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Double scale
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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.