Home / 863,260,136.04-1,191,298,147.44-466,782,176.84

Finding the Fourth Proportional to 863,260,136.04, 1,191,298,147.44 and 466,782,176.84

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Solution

The fourth proportional to 863,260,136.04, 1,191,298,147.44 and 466,782,176.84 is: 644,158,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,260,136.04 : 1,191,298,147.44 = 466,782,176.84 : x
  2. Step 2: Convert to fraction form
    863,260,136.04/1,191,298,147.44 = 466,782,176.84/x
  3. Step 3: Cross multiply
    863,260,136.04x = 1,191,298,147.44 × 466,782,176.84
  4. Step 4: Simplify right side
    863,260,136.04x = 556,076,742,527,502,464
  5. Step 5: Solve for x
    x = 556,076,742,527,502,464/863,260,136.04
  6. Step 6: Final answer
    x = 644,158,949.67

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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.