Home / 115,893,993,328.90-173,840,989,993.35-82,226,426,532.10

Finding the Fourth Proportional to 115,893,993,328.90, 173,840,989,993.35 and 82,226,426,532.10

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Solution

The fourth proportional to 115,893,993,328.90, 173,840,989,993.35 and 82,226,426,532.10 is: 123,339,639,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,993,328.90 : 173,840,989,993.35 = 82,226,426,532.10 : x
  2. Step 2: Convert to fraction form
    115,893,993,328.90/173,840,989,993.35 = 82,226,426,532.10/x
  3. Step 3: Cross multiply
    115,893,993,328.90x = 173,840,989,993.35 × 82,226,426,532.10
  4. Step 4: Simplify right side
    115,893,993,328.90x = 14,294,323,391,955,726,237,696
  5. Step 5: Solve for x
    x = 14,294,323,391,955,726,237,696/115,893,993,328.90
  6. Step 6: Final answer
    x = 123,339,639,798.15

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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.