Home / 5,698,506,626.81-7,863,939,890.69-3,158,352,591.18

Finding the Fourth Proportional to 5,698,506,626.81, 7,863,939,890.69 and 3,158,352,591.18

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Solution

The fourth proportional to 5,698,506,626.81, 7,863,939,890.69 and 3,158,352,591.18 is: 4,358,526,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,506,626.81 : 7,863,939,890.69 = 3,158,352,591.18 : x
  2. Step 2: Convert to fraction form
    5,698,506,626.81/7,863,939,890.69 = 3,158,352,591.18/x
  3. Step 3: Cross multiply
    5,698,506,626.81x = 7,863,939,890.69 × 3,158,352,591.18
  4. Step 4: Simplify right side
    5,698,506,626.81x = 24,837,094,930,628,734,976
  5. Step 5: Solve for x
    x = 24,837,094,930,628,734,976/5,698,506,626.81
  6. Step 6: Final answer
    x = 4,358,526,989.12

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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.