Home / 673,741,819.80-1,010,612,729.70-575,106,370.20

Finding the Fourth Proportional to 673,741,819.80, 1,010,612,729.70 and 575,106,370.20

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Solution

The fourth proportional to 673,741,819.80, 1,010,612,729.70 and 575,106,370.20 is: 862,659,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,741,819.80 : 1,010,612,729.70 = 575,106,370.20 : x
  2. Step 2: Convert to fraction form
    673,741,819.80/1,010,612,729.70 = 575,106,370.20/x
  3. Step 3: Cross multiply
    673,741,819.80x = 1,010,612,729.70 × 575,106,370.20
  4. Step 4: Simplify right side
    673,741,819.80x = 581,209,818,655,680,768
  5. Step 5: Solve for x
    x = 581,209,818,655,680,768/673,741,819.80
  6. Step 6: Final answer
    x = 862,659,555.30

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1.5x scale

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.