Home / 311,071,164,221.40-466,606,746,332.10-298,881,183,139.80

Finding the Fourth Proportional to 311,071,164,221.40, 466,606,746,332.10 and 298,881,183,139.80

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Solution

The fourth proportional to 311,071,164,221.40, 466,606,746,332.10 and 298,881,183,139.80 is: 448,321,774,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,071,164,221.40 : 466,606,746,332.10 = 298,881,183,139.80 : x
  2. Step 2: Convert to fraction form
    311,071,164,221.40/466,606,746,332.10 = 298,881,183,139.80/x
  3. Step 3: Cross multiply
    311,071,164,221.40x = 466,606,746,332.10 × 298,881,183,139.80
  4. Step 4: Simplify right side
    311,071,164,221.40x = 139,459,976,404,750,571,667,456
  5. Step 5: Solve for x
    x = 139,459,976,404,750,571,667,456/311,071,164,221.40
  6. Step 6: Final answer
    x = 448,321,774,709.70

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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.