Home / 220,657,359.09-304,507,141.11-127,891,675.34

Finding the Fourth Proportional to 220,657,359.09, 304,507,141.11 and 127,891,675.34

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Solution

The fourth proportional to 220,657,359.09, 304,507,141.11 and 127,891,675.34 is: 176,490,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,657,359.09 : 304,507,141.11 = 127,891,675.34 : x
  2. Step 2: Convert to fraction form
    220,657,359.09/304,507,141.11 = 127,891,675.34/x
  3. Step 3: Cross multiply
    220,657,359.09x = 304,507,141.11 × 127,891,675.34
  4. Step 4: Simplify right side
    220,657,359.09x = 38,943,928,428,029,152
  5. Step 5: Solve for x
    x = 38,943,928,428,029,152/220,657,359.09
  6. Step 6: Final answer
    x = 176,490,503.60

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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.