Home / 4,740,144,755.10-6,538,919,680.44-2,931,078,256.80

Finding the Fourth Proportional to 4,740,144,755.10, 6,538,919,680.44 and 2,931,078,256.80

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Solution

The fourth proportional to 4,740,144,755.10, 6,538,919,680.44 and 2,931,078,256.80 is: 4,043,354,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,144,755.10 : 6,538,919,680.44 = 2,931,078,256.80 : x
  2. Step 2: Convert to fraction form
    4,740,144,755.10/6,538,919,680.44 = 2,931,078,256.80/x
  3. Step 3: Cross multiply
    4,740,144,755.10x = 6,538,919,680.44 × 2,931,078,256.80
  4. Step 4: Simplify right side
    4,740,144,755.10x = 19,166,085,298,299,289,600
  5. Step 5: Solve for x
    x = 19,166,085,298,299,289,600/4,740,144,755.10
  6. Step 6: Final answer
    x = 4,043,354,430.83

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Double scale
Find fourth proportional to 4,740,144,756.10, 6,538,919,681.82 and 2,931,078,257.80
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.