Home / 769,828,016.20-1,154,742,024.30-524,940,003.40

Finding the Fourth Proportional to 769,828,016.20, 1,154,742,024.30 and 524,940,003.40

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Solution

The fourth proportional to 769,828,016.20, 1,154,742,024.30 and 524,940,003.40 is: 787,410,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,828,016.20 : 1,154,742,024.30 = 524,940,003.40 : x
  2. Step 2: Convert to fraction form
    769,828,016.20/1,154,742,024.30 = 524,940,003.40/x
  3. Step 3: Cross multiply
    769,828,016.20x = 1,154,742,024.30 × 524,940,003.40
  4. Step 4: Simplify right side
    769,828,016.20x = 606,170,282,162,164,864
  5. Step 5: Solve for x
    x = 606,170,282,162,164,864/769,828,016.20
  6. Step 6: Final answer
    x = 787,410,005.10

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1.5x scale

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.