Home / 37,445,248,943.76-51,674,431,073.40-20,528,533,280.64

Finding the Fourth Proportional to 37,445,248,943.76, 51,674,431,073.40 and 20,528,533,280.64

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Solution

The fourth proportional to 37,445,248,943.76, 51,674,431,073.40 and 20,528,533,280.64 is: 28,329,369,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445,248,943.76 : 51,674,431,073.40 = 20,528,533,280.64 : x
  2. Step 2: Convert to fraction form
    37,445,248,943.76/51,674,431,073.40 = 20,528,533,280.64/x
  3. Step 3: Cross multiply
    37,445,248,943.76x = 51,674,431,073.40 × 20,528,533,280.64
  4. Step 4: Simplify right side
    37,445,248,943.76x = 1,060,800,278,048,429,703,168
  5. Step 5: Solve for x
    x = 1,060,800,278,048,429,703,168/37,445,248,943.76
  6. Step 6: Final answer
    x = 28,329,369,091.43

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Double scale
Find fourth proportional to 37,445,248,944.76, 51,674,431,074.78 and 20,528,533,281.64
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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.