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Finding the Fourth Proportional to 637,265,401.20, 954,197,490.60 and 637,265,401.20

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Solution

The fourth proportional to 637,265,401.20, 954,197,490.60 and 637,265,401.20 is: 954,197,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,265,401.20 : 954,197,490.60 = 637,265,401.20 : x
  2. Step 2: Convert to fraction form
    637,265,401.20/954,197,490.60 = 637,265,401.20/x
  3. Step 3: Cross multiply
    637,265,401.20x = 954,197,490.60 × 637,265,401.20
  4. Step 4: Simplify right side
    637,265,401.20x = 608,077,046,671,242,240
  5. Step 5: Solve for x
    x = 608,077,046,671,242,240/637,265,401.20
  6. Step 6: Final answer
    x = 954,197,490.60

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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.