Home / 13,349,448,047.40-20,024,172,071.10-8,119,312,780.20

Finding the Fourth Proportional to 13,349,448,047.40, 20,024,172,071.10 and 8,119,312,780.20

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Solution

The fourth proportional to 13,349,448,047.40, 20,024,172,071.10 and 8,119,312,780.20 is: 12,178,969,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,448,047.40 : 20,024,172,071.10 = 8,119,312,780.20 : x
  2. Step 2: Convert to fraction form
    13,349,448,047.40/20,024,172,071.10 = 8,119,312,780.20/x
  3. Step 3: Cross multiply
    13,349,448,047.40x = 20,024,172,071.10 × 8,119,312,780.20
  4. Step 4: Simplify right side
    13,349,448,047.40x = 162,582,516,209,806,114,816
  5. Step 5: Solve for x
    x = 162,582,516,209,806,114,816/13,349,448,047.40
  6. Step 6: Final answer
    x = 12,178,969,170.30

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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.