Home / 3,779,144,547.20-5,668,716,820.80-2,126,150,460.80

Finding the Fourth Proportional to 3,779,144,547.20, 5,668,716,820.80 and 2,126,150,460.80

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Solution

The fourth proportional to 3,779,144,547.20, 5,668,716,820.80 and 2,126,150,460.80 is: 3,189,225,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,144,547.20 : 5,668,716,820.80 = 2,126,150,460.80 : x
  2. Step 2: Convert to fraction form
    3,779,144,547.20/5,668,716,820.80 = 2,126,150,460.80/x
  3. Step 3: Cross multiply
    3,779,144,547.20x = 5,668,716,820.80 × 2,126,150,460.80
  4. Step 4: Simplify right side
    3,779,144,547.20x = 12,052,544,880,688,631,808
  5. Step 5: Solve for x
    x = 12,052,544,880,688,631,808/3,779,144,547.20
  6. Step 6: Final answer
    x = 3,189,225,691.20

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Double scale
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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.