Home / 90,002,684,847.16-124,192,289,356.14-49,346,897,835.52

Finding the Fourth Proportional to 90,002,684,847.16, 124,192,289,356.14 and 49,346,897,835.52

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Solution

The fourth proportional to 90,002,684,847.16, 124,192,289,356.14 and 49,346,897,835.52 is: 68,092,459,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,002,684,847.16 : 124,192,289,356.14 = 49,346,897,835.52 : x
  2. Step 2: Convert to fraction form
    90,002,684,847.16/124,192,289,356.14 = 49,346,897,835.52/x
  3. Step 3: Cross multiply
    90,002,684,847.16x = 124,192,289,356.14 × 49,346,897,835.52
  4. Step 4: Simplify right side
    90,002,684,847.16x = 6,128,504,214,816,778,354,688
  5. Step 5: Solve for x
    x = 6,128,504,214,816,778,354,688/90,002,684,847.16
  6. Step 6: Final answer
    x = 68,092,459,966.32

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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.