Home / 318,460,291,870.86-477,692,223,596.02-106,223,841,724.71

Finding the Fourth Proportional to 318,460,291,870.86, 477,692,223,596.02 and 106,223,841,724.71

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Solution

The fourth proportional to 318,460,291,870.86, 477,692,223,596.02 and 106,223,841,724.71 is: 159,336,358,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,460,291,870.86 : 477,692,223,596.02 = 106,223,841,724.71 : x
  2. Step 2: Convert to fraction form
    318,460,291,870.86/477,692,223,596.02 = 106,223,841,724.71/x
  3. Step 3: Cross multiply
    318,460,291,870.86x = 477,692,223,596.02 × 106,223,841,724.71
  4. Step 4: Simplify right side
    318,460,291,870.86x = 50,742,303,152,388,416,995,328
  5. Step 5: Solve for x
    x = 50,742,303,152,388,416,995,328/318,460,291,870.86
  6. Step 6: Final answer
    x = 159,336,358,245.14

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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.