Home / 1,569,888,020.30-2,354,832,030.45-479,229,370.70

Finding the Fourth Proportional to 1,569,888,020.30, 2,354,832,030.45 and 479,229,370.70

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Solution

The fourth proportional to 1,569,888,020.30, 2,354,832,030.45 and 479,229,370.70 is: 718,844,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,888,020.30 : 2,354,832,030.45 = 479,229,370.70 : x
  2. Step 2: Convert to fraction form
    1,569,888,020.30/2,354,832,030.45 = 479,229,370.70/x
  3. Step 3: Cross multiply
    1,569,888,020.30x = 2,354,832,030.45 × 479,229,370.70
  4. Step 4: Simplify right side
    1,569,888,020.30x = 1,128,504,672,056,756,608
  5. Step 5: Solve for x
    x = 1,128,504,672,056,756,608/1,569,888,020.30
  6. Step 6: Final answer
    x = 718,844,056.05

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Double scale
Find fourth proportional to 1,569,888,021.30, 2,354,832,031.95 and 479,229,371.70
Similar ratio
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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.