Home / 718,667,159.63-1,077,892,614.15-201,030,503.63

Finding the Fourth Proportional to 718,667,159.63, 1,077,892,614.15 and 201,030,503.63

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Solution

The fourth proportional to 718,667,159.63, 1,077,892,614.15 and 201,030,503.63 is: 301,515,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,667,159.63 : 1,077,892,614.15 = 201,030,503.63 : x
  2. Step 2: Convert to fraction form
    718,667,159.63/1,077,892,614.15 = 201,030,503.63/x
  3. Step 3: Cross multiply
    718,667,159.63x = 1,077,892,614.15 × 201,030,503.63
  4. Step 4: Simplify right side
    718,667,159.63x = 216,689,295,076,242,336
  5. Step 5: Solve for x
    x = 216,689,295,076,242,336/718,667,159.63
  6. Step 6: Final answer
    x = 301,515,509.89

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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.