Home / 210,402,202.58-290,329,889.38-116,303,637.50

Finding the Fourth Proportional to 210,402,202.58, 290,329,889.38 and 116,303,637.50

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Solution

The fourth proportional to 210,402,202.58, 290,329,889.38 and 116,303,637.50 is: 160,485,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,402,202.58 : 290,329,889.38 = 116,303,637.50 : x
  2. Step 2: Convert to fraction form
    210,402,202.58/290,329,889.38 = 116,303,637.50/x
  3. Step 3: Cross multiply
    210,402,202.58x = 290,329,889.38 × 116,303,637.50
  4. Step 4: Simplify right side
    210,402,202.58x = 33,766,422,208,124,212
  5. Step 5: Solve for x
    x = 33,766,422,208,124,212/210,402,202.58
  6. Step 6: Final answer
    x = 160,485,117.53

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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.