Home / 104,710,907.19-144,516,761.70-79,551,615.45

Finding the Fourth Proportional to 104,710,907.19, 144,516,761.70 and 79,551,615.45

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Solution

The fourth proportional to 104,710,907.19, 144,516,761.70 and 79,551,615.45 is: 109,793,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,710,907.19 : 144,516,761.70 = 79,551,615.45 : x
  2. Step 2: Convert to fraction form
    104,710,907.19/144,516,761.70 = 79,551,615.45/x
  3. Step 3: Cross multiply
    104,710,907.19x = 144,516,761.70 × 79,551,615.45
  4. Step 4: Simplify right side
    104,710,907.19x = 11,496,541,852,837,688
  5. Step 5: Solve for x
    x = 11,496,541,852,837,688/104,710,907.19
  6. Step 6: Final answer
    x = 109,793,164.45

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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.