Home / 188,663,899.52-260,362,387.59-103,900,056.48

Finding the Fourth Proportional to 188,663,899.52, 260,362,387.59 and 103,900,056.48

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Solution

The fourth proportional to 188,663,899.52, 260,362,387.59 and 103,900,056.48 is: 143,385,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,663,899.52 : 260,362,387.59 = 103,900,056.48 : x
  2. Step 2: Convert to fraction form
    188,663,899.52/260,362,387.59 = 103,900,056.48/x
  3. Step 3: Cross multiply
    188,663,899.52x = 260,362,387.59 × 103,900,056.48
  4. Step 4: Simplify right side
    188,663,899.52x = 27,051,666,775,868,652
  5. Step 5: Solve for x
    x = 27,051,666,775,868,652/188,663,899.52
  6. Step 6: Final answer
    x = 143,385,495.82

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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.