Home / 147,166,071.51-203,093,779.10-84,453,642.39

Finding the Fourth Proportional to 147,166,071.51, 203,093,779.10 and 84,453,642.39

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Solution

The fourth proportional to 147,166,071.51, 203,093,779.10 and 84,453,642.39 is: 116,548,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,166,071.51 : 203,093,779.10 = 84,453,642.39 : x
  2. Step 2: Convert to fraction form
    147,166,071.51/203,093,779.10 = 84,453,642.39/x
  3. Step 3: Cross multiply
    147,166,071.51x = 203,093,779.10 × 84,453,642.39
  4. Step 4: Simplify right side
    147,166,071.51x = 17,152,009,391,322,788
  5. Step 5: Solve for x
    x = 17,152,009,391,322,788/147,166,071.51
  6. Step 6: Final answer
    x = 116,548,666.52

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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.