Home / 66,490,143,496.48-91,756,486,510.73-36,006,379,719.40

Finding the Fourth Proportional to 66,490,143,496.48, 91,756,486,510.73 and 36,006,379,719.40

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Solution

The fourth proportional to 66,490,143,496.48, 91,756,486,510.73 and 36,006,379,719.40 is: 49,688,851,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,490,143,496.48 : 91,756,486,510.73 = 36,006,379,719.40 : x
  2. Step 2: Convert to fraction form
    66,490,143,496.48/91,756,486,510.73 = 36,006,379,719.40/x
  3. Step 3: Cross multiply
    66,490,143,496.48x = 91,756,486,510.73 × 36,006,379,719.40
  4. Step 4: Simplify right side
    66,490,143,496.48x = 3,303,818,895,023,348,383,744
  5. Step 5: Solve for x
    x = 3,303,818,895,023,348,383,744/66,490,143,496.48
  6. Step 6: Final answer
    x = 49,688,851,930.34

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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.