Home / 209,953,810.95-314,930,716.43-133,048,393.35

Finding the Fourth Proportional to 209,953,810.95, 314,930,716.43 and 133,048,393.35

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Solution

The fourth proportional to 209,953,810.95, 314,930,716.43 and 133,048,393.35 is: 199,572,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,810.95 : 314,930,716.43 = 133,048,393.35 : x
  2. Step 2: Convert to fraction form
    209,953,810.95/314,930,716.43 = 133,048,393.35/x
  3. Step 3: Cross multiply
    209,953,810.95x = 314,930,716.43 × 133,048,393.35
  4. Step 4: Simplify right side
    209,953,810.95x = 41,901,025,837,575,944
  5. Step 5: Solve for x
    x = 41,901,025,837,575,944/209,953,810.95
  6. Step 6: Final answer
    x = 199,572,590.03

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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.