Home / 352,289,218,491.45-528,217,564,483.65-136,906,274,439.07

Finding the Fourth Proportional to 352,289,218,491.45, 528,217,564,483.65 and 136,906,274,439.07

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Solution

The fourth proportional to 352,289,218,491.45, 528,217,564,483.65 and 136,906,274,439.07 is: 205,275,367,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,289,218,491.45 : 528,217,564,483.65 = 136,906,274,439.07 : x
  2. Step 2: Convert to fraction form
    352,289,218,491.45/528,217,564,483.65 = 136,906,274,439.07/x
  3. Step 3: Cross multiply
    352,289,218,491.45x = 528,217,564,483.65 × 136,906,274,439.07
  4. Step 4: Simplify right side
    352,289,218,491.45x = 72,316,298,846,735,748,300,800
  5. Step 5: Solve for x
    x = 72,316,298,846,735,748,300,800/352,289,218,491.45
  6. Step 6: Final answer
    x = 205,275,367,655.03

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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.