Home / 603,626,539.80-905,439,809.70-371,174,246.40

Finding the Fourth Proportional to 603,626,539.80, 905,439,809.70 and 371,174,246.40

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Solution

The fourth proportional to 603,626,539.80, 905,439,809.70 and 371,174,246.40 is: 556,761,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,626,539.80 : 905,439,809.70 = 371,174,246.40 : x
  2. Step 2: Convert to fraction form
    603,626,539.80/905,439,809.70 = 371,174,246.40/x
  3. Step 3: Cross multiply
    603,626,539.80x = 905,439,809.70 × 371,174,246.40
  4. Step 4: Simplify right side
    603,626,539.80x = 336,075,939,025,956,928
  5. Step 5: Solve for x
    x = 336,075,939,025,956,928/603,626,539.80
  6. Step 6: Final answer
    x = 556,761,369.60

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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.