Home / 26,210,395,312.20-39,315,592,968.30-9,660,047,113.80

Finding the Fourth Proportional to 26,210,395,312.20, 39,315,592,968.30 and 9,660,047,113.80

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Solution

The fourth proportional to 26,210,395,312.20, 39,315,592,968.30 and 9,660,047,113.80 is: 14,490,070,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,210,395,312.20 : 39,315,592,968.30 = 9,660,047,113.80 : x
  2. Step 2: Convert to fraction form
    26,210,395,312.20/39,315,592,968.30 = 9,660,047,113.80/x
  3. Step 3: Cross multiply
    26,210,395,312.20x = 39,315,592,968.30 × 9,660,047,113.80
  4. Step 4: Simplify right side
    26,210,395,312.20x = 379,790,480,380,761,997,312
  5. Step 5: Solve for x
    x = 379,790,480,380,761,997,312/26,210,395,312.20
  6. Step 6: Final answer
    x = 14,490,070,670.70

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Double scale
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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.