Home / 268,572,566,048.78-370,662,641,550.37-152,857,461,650.46

Finding the Fourth Proportional to 268,572,566,048.78, 370,662,641,550.37 and 152,857,461,650.46

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Solution

The fourth proportional to 268,572,566,048.78, 370,662,641,550.37 and 152,857,461,650.46 is: 210,961,794,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,572,566,048.78 : 370,662,641,550.37 = 152,857,461,650.46 : x
  2. Step 2: Convert to fraction form
    268,572,566,048.78/370,662,641,550.37 = 152,857,461,650.46/x
  3. Step 3: Cross multiply
    268,572,566,048.78x = 370,662,641,550.37 × 152,857,461,650.46
  4. Step 4: Simplify right side
    268,572,566,048.78x = 56,658,550,516,043,877,449,728
  5. Step 5: Solve for x
    x = 56,658,550,516,043,877,449,728/268,572,566,048.78
  6. Step 6: Final answer
    x = 210,961,794,607.69

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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.