Home / 355,734,289,919.61-490,899,551,487.70-193,150,214,631.93

Finding the Fourth Proportional to 355,734,289,919.61, 490,899,551,487.70 and 193,150,214,631.93

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Solution

The fourth proportional to 355,734,289,919.61, 490,899,551,487.70 and 193,150,214,631.93 is: 266,539,820,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,734,289,919.61 : 490,899,551,487.70 = 193,150,214,631.93 : x
  2. Step 2: Convert to fraction form
    355,734,289,919.61/490,899,551,487.70 = 193,150,214,631.93/x
  3. Step 3: Cross multiply
    355,734,289,919.61x = 490,899,551,487.70 × 193,150,214,631.93
  4. Step 4: Simplify right side
    355,734,289,919.61x = 94,817,353,732,567,429,283,840
  5. Step 5: Solve for x
    x = 94,817,353,732,567,429,283,840/355,734,289,919.61
  6. Step 6: Final answer
    x = 266,539,820,364.22

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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.