Home / 83,880,261,126.85-115,754,755,927.52-45,299,177,291.67

Finding the Fourth Proportional to 83,880,261,126.85, 115,754,755,927.52 and 45,299,177,291.67

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Solution

The fourth proportional to 83,880,261,126.85, 115,754,755,927.52 and 45,299,177,291.67 is: 62,512,862,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,880,261,126.85 : 115,754,755,927.52 = 45,299,177,291.67 : x
  2. Step 2: Convert to fraction form
    83,880,261,126.85/115,754,755,927.52 = 45,299,177,291.67/x
  3. Step 3: Cross multiply
    83,880,261,126.85x = 115,754,755,927.52 × 45,299,177,291.67
  4. Step 4: Simplify right side
    83,880,261,126.85x = 5,243,595,211,114,717,118,464
  5. Step 5: Solve for x
    x = 5,243,595,211,114,717,118,464/83,880,261,126.85
  6. Step 6: Final answer
    x = 62,512,862,271.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.