Home / 886,464,066.60-1,329,696,099.90-874,370,831.40

Finding the Fourth Proportional to 886,464,066.60, 1,329,696,099.90 and 874,370,831.40

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Solution

The fourth proportional to 886,464,066.60, 1,329,696,099.90 and 874,370,831.40 is: 1,311,556,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,464,066.60 : 1,329,696,099.90 = 874,370,831.40 : x
  2. Step 2: Convert to fraction form
    886,464,066.60/1,329,696,099.90 = 874,370,831.40/x
  3. Step 3: Cross multiply
    886,464,066.60x = 1,329,696,099.90 × 874,370,831.40
  4. Step 4: Simplify right side
    886,464,066.60x = 1,162,647,484,378,900,480
  5. Step 5: Solve for x
    x = 1,162,647,484,378,900,480/886,464,066.60
  6. Step 6: Final answer
    x = 1,311,556,247.10

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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.