Home / 1,724,551,012.60-2,586,826,518.90-497,759,486.20

Finding the Fourth Proportional to 1,724,551,012.60, 2,586,826,518.90 and 497,759,486.20

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Solution

The fourth proportional to 1,724,551,012.60, 2,586,826,518.90 and 497,759,486.20 is: 746,639,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,551,012.60 : 2,586,826,518.90 = 497,759,486.20 : x
  2. Step 2: Convert to fraction form
    1,724,551,012.60/2,586,826,518.90 = 497,759,486.20/x
  3. Step 3: Cross multiply
    1,724,551,012.60x = 2,586,826,518.90 × 497,759,486.20
  4. Step 4: Simplify right side
    1,724,551,012.60x = 1,287,617,438,936,198,656
  5. Step 5: Solve for x
    x = 1,287,617,438,936,198,656/1,724,551,012.60
  6. Step 6: Final answer
    x = 746,639,229.30

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Double scale
Find fourth proportional to 1,724,551,013.60, 2,586,826,520.40 and 497,759,487.20
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.