Home / 216,858,437,331.02-299,260,617,522.96-119,197,990,510.29

Finding the Fourth Proportional to 216,858,437,331.02, 299,260,617,522.96 and 119,197,990,510.29

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Solution

The fourth proportional to 216,858,437,331.02, 299,260,617,522.96 and 119,197,990,510.29 is: 164,491,013,984.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,858,437,331.02 : 299,260,617,522.96 = 119,197,990,510.29 : x
  2. Step 2: Convert to fraction form
    216,858,437,331.02/299,260,617,522.96 = 119,197,990,510.29/x
  3. Step 3: Cross multiply
    216,858,437,331.02x = 299,260,617,522.96 × 119,197,990,510.29
  4. Step 4: Simplify right side
    216,858,437,331.02x = 35,671,264,247,605,310,259,200
  5. Step 5: Solve for x
    x = 35,671,264,247,605,310,259,200/216,858,437,331.02
  6. Step 6: Final answer
    x = 164,491,013,984.19

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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.