Home / 19,315,584,561.60-28,973,376,842.40-19,193,140,555.20

Finding the Fourth Proportional to 19,315,584,561.60, 28,973,376,842.40 and 19,193,140,555.20

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Solution

The fourth proportional to 19,315,584,561.60, 28,973,376,842.40 and 19,193,140,555.20 is: 28,789,710,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,584,561.60 : 28,973,376,842.40 = 19,193,140,555.20 : x
  2. Step 2: Convert to fraction form
    19,315,584,561.60/28,973,376,842.40 = 19,193,140,555.20/x
  3. Step 3: Cross multiply
    19,315,584,561.60x = 28,973,376,842.40 × 19,193,140,555.20
  4. Step 4: Simplify right side
    19,315,584,561.60x = 556,090,094,094,960,033,792
  5. Step 5: Solve for x
    x = 556,090,094,094,960,033,792/19,315,584,561.60
  6. Step 6: Final answer
    x = 28,789,710,832.80

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Double scale
Find fourth proportional to 19,315,584,562.60, 28,973,376,843.90 and 19,193,140,556.20
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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.