Home / 210,414,050,191.76-315,451,225,623.06-193,429,989,039.46

Finding the Fourth Proportional to 210,414,050,191.76, 315,451,225,623.06 and 193,429,989,039.46

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Solution

The fourth proportional to 210,414,050,191.76, 315,451,225,623.06 and 193,429,989,039.46 is: 289,988,843,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,414,050,191.76 : 315,451,225,623.06 = 193,429,989,039.46 : x
  2. Step 2: Convert to fraction form
    210,414,050,191.76/315,451,225,623.06 = 193,429,989,039.46/x
  3. Step 3: Cross multiply
    210,414,050,191.76x = 315,451,225,623.06 × 193,429,989,039.46
  4. Step 4: Simplify right side
    210,414,050,191.76x = 61,017,727,114,752,718,536,704
  5. Step 5: Solve for x
    x = 61,017,727,114,752,718,536,704/210,414,050,191.76
  6. Step 6: Final answer
    x = 289,988,843,706.70

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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.