Home / 264,315,431,552.40-396,473,147,328.60-87,628,730,317.20

Finding the Fourth Proportional to 264,315,431,552.40, 396,473,147,328.60 and 87,628,730,317.20

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Solution

The fourth proportional to 264,315,431,552.40, 396,473,147,328.60 and 87,628,730,317.20 is: 131,443,095,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,315,431,552.40 : 396,473,147,328.60 = 87,628,730,317.20 : x
  2. Step 2: Convert to fraction form
    264,315,431,552.40/396,473,147,328.60 = 87,628,730,317.20/x
  3. Step 3: Cross multiply
    264,315,431,552.40x = 396,473,147,328.60 × 87,628,730,317.20
  4. Step 4: Simplify right side
    264,315,431,552.40x = 34,742,438,505,269,390,475,264
  5. Step 5: Solve for x
    x = 34,742,438,505,269,390,475,264/264,315,431,552.40
  6. Step 6: Final answer
    x = 131,443,095,475.80

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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.