Home / 169,545,054.48-253,977,068.44-77,301,905.18

Finding the Fourth Proportional to 169,545,054.48, 253,977,068.44 and 77,301,905.18

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Solution

The fourth proportional to 169,545,054.48, 253,977,068.44 and 77,301,905.18 is: 115,797,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,545,054.48 : 253,977,068.44 = 77,301,905.18 : x
  2. Step 2: Convert to fraction form
    169,545,054.48/253,977,068.44 = 77,301,905.18/x
  3. Step 3: Cross multiply
    169,545,054.48x = 253,977,068.44 × 77,301,905.18
  4. Step 4: Simplify right side
    169,545,054.48x = 19,632,911,262,443,252
  5. Step 5: Solve for x
    x = 19,632,911,262,443,252/169,545,054.48
  6. Step 6: Final answer
    x = 115,797,605.08

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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.