Home / 177,639,957.36-245,068,075.80-118,921,540.64

Finding the Fourth Proportional to 177,639,957.36, 245,068,075.80 and 118,921,540.64

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Solution

The fourth proportional to 177,639,957.36, 245,068,075.80 and 118,921,540.64 is: 164,061,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,639,957.36 : 245,068,075.80 = 118,921,540.64 : x
  2. Step 2: Convert to fraction form
    177,639,957.36/245,068,075.80 = 118,921,540.64/x
  3. Step 3: Cross multiply
    177,639,957.36x = 245,068,075.80 × 118,921,540.64
  4. Step 4: Simplify right side
    177,639,957.36x = 29,143,873,134,590,964
  5. Step 5: Solve for x
    x = 29,143,873,134,590,964/177,639,957.36
  6. Step 6: Final answer
    x = 164,061,473.37

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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.