Home / 209,953,814.95-314,930,722.43-133,048,397.35

Finding the Fourth Proportional to 209,953,814.95, 314,930,722.43 and 133,048,397.35

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Solution

The fourth proportional to 209,953,814.95, 314,930,722.43 and 133,048,397.35 is: 199,572,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,814.95 : 314,930,722.43 = 133,048,397.35 : x
  2. Step 2: Convert to fraction form
    209,953,814.95/314,930,722.43 = 133,048,397.35/x
  3. Step 3: Cross multiply
    209,953,814.95x = 314,930,722.43 × 133,048,397.35
  4. Step 4: Simplify right side
    209,953,814.95x = 41,901,027,895,589,200
  5. Step 5: Solve for x
    x = 41,901,027,895,589,200/209,953,814.95
  6. Step 6: Final answer
    x = 199,572,596.03

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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.