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Finding the Fourth Proportional to 77,263,359,266.70, 115,895,038,900.05 and 77,263,359,266.70

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Solution

The fourth proportional to 77,263,359,266.70, 115,895,038,900.05 and 77,263,359,266.70 is: 115,895,038,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,263,359,266.70 : 115,895,038,900.05 = 77,263,359,266.70 : x
  2. Step 2: Convert to fraction form
    77,263,359,266.70/115,895,038,900.05 = 77,263,359,266.70/x
  3. Step 3: Cross multiply
    77,263,359,266.70x = 115,895,038,900.05 × 77,263,359,266.70
  4. Step 4: Simplify right side
    77,263,359,266.70x = 8,954,440,027,762,735,448,064
  5. Step 5: Solve for x
    x = 8,954,440,027,762,735,448,064/77,263,359,266.70
  6. Step 6: Final answer
    x = 115,895,038,900.05

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Double scale
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Similar ratio
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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.