Home / 26,367,492,356.54-36,390,258,879.96-15,662,655,368.20

Finding the Fourth Proportional to 26,367,492,356.54, 36,390,258,879.96 and 15,662,655,368.20

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Solution

The fourth proportional to 26,367,492,356.54, 36,390,258,879.96 and 15,662,655,368.20 is: 21,616,317,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,367,492,356.54 : 36,390,258,879.96 = 15,662,655,368.20 : x
  2. Step 2: Convert to fraction form
    26,367,492,356.54/36,390,258,879.96 = 15,662,655,368.20/x
  3. Step 3: Cross multiply
    26,367,492,356.54x = 36,390,258,879.96 × 15,662,655,368.20
  4. Step 4: Simplify right side
    26,367,492,356.54x = 569,968,083,596,393,250,816
  5. Step 5: Solve for x
    x = 569,968,083,596,393,250,816/26,367,492,356.54
  6. Step 6: Final answer
    x = 21,616,317,391.48

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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.