Home / 380,215,688,540.10-570,323,532,810.15-380,215,688,540.10

Finding the Fourth Proportional to 380,215,688,540.10, 570,323,532,810.15 and 380,215,688,540.10

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Solution

The fourth proportional to 380,215,688,540.10, 570,323,532,810.15 and 380,215,688,540.10 is: 570,323,532,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,215,688,540.10 : 570,323,532,810.15 = 380,215,688,540.10 : x
  2. Step 2: Convert to fraction form
    380,215,688,540.10/570,323,532,810.15 = 380,215,688,540.10/x
  3. Step 3: Cross multiply
    380,215,688,540.10x = 570,323,532,810.15 × 380,215,688,540.10
  4. Step 4: Simplify right side
    380,215,688,540.10x = 216,845,954,718,033,474,748,416
  5. Step 5: Solve for x
    x = 216,845,954,718,033,474,748,416/380,215,688,540.10
  6. Step 6: Final answer
    x = 570,323,532,810.15

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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.