Home / 209,953,763.95-314,930,645.93-133,048,346.35

Finding the Fourth Proportional to 209,953,763.95, 314,930,645.93 and 133,048,346.35

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Solution

The fourth proportional to 209,953,763.95, 314,930,645.93 and 133,048,346.35 is: 199,572,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,763.95 : 314,930,645.93 = 133,048,346.35 : x
  2. Step 2: Convert to fraction form
    209,953,763.95/314,930,645.93 = 133,048,346.35/x
  3. Step 3: Cross multiply
    209,953,763.95x = 314,930,645.93 × 133,048,346.35
  4. Step 4: Simplify right side
    209,953,763.95x = 41,901,001,655,923,856
  5. Step 5: Solve for x
    x = 41,901,001,655,923,856/209,953,763.95
  6. Step 6: Final answer
    x = 199,572,519.53

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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.