Home / 673,611,406.20-1,010,564,075.70-382,617,934.20

Finding the Fourth Proportional to 673,611,406.20, 1,010,564,075.70 and 382,617,934.20

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Solution

The fourth proportional to 673,611,406.20, 1,010,564,075.70 and 382,617,934.20 is: 574,010,379.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,611,406.20 : 1,010,564,075.70 = 382,617,934.20 : x
  2. Step 2: Convert to fraction form
    673,611,406.20/1,010,564,075.70 = 382,617,934.20/x
  3. Step 3: Cross multiply
    673,611,406.20x = 1,010,564,075.70 × 382,617,934.20
  4. Step 4: Simplify right side
    673,611,406.20x = 386,659,939,021,066,432
  5. Step 5: Solve for x
    x = 386,659,939,021,066,432/673,611,406.20
  6. Step 6: Final answer
    x = 574,010,379.67

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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.