Home / 673,597,010.10-1,010,395,515.15-383,359,365.30

Finding the Fourth Proportional to 673,597,010.10, 1,010,395,515.15 and 383,359,365.30

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Solution

The fourth proportional to 673,597,010.10, 1,010,395,515.15 and 383,359,365.30 is: 575,039,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,597,010.10 : 1,010,395,515.15 = 383,359,365.30 : x
  2. Step 2: Convert to fraction form
    673,597,010.10/1,010,395,515.15 = 383,359,365.30/x
  3. Step 3: Cross multiply
    673,597,010.10x = 1,010,395,515.15 × 383,359,365.30
  4. Step 4: Simplify right side
    673,597,010.10x = 387,344,583,389,870,528
  5. Step 5: Solve for x
    x = 387,344,583,389,870,528/673,597,010.10
  6. Step 6: Final answer
    x = 575,039,047.95

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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.