Home / 3,108,072,217,621-4,288,851,822,106.50-1,719,123,439,305.50

Finding the Fourth Proportional to 3,108,072,217,621, 4,288,851,822,106.50 and 1,719,123,439,305.50

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Solution

The fourth proportional to 3,108,072,217,621, 4,288,851,822,106.50 and 1,719,123,439,305.50 is: 2,372,231,138,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,072,217,621 : 4,288,851,822,106.50 = 1,719,123,439,305.50 : x
  2. Step 2: Convert to fraction form
    3,108,072,217,621/4,288,851,822,106.50 = 1,719,123,439,305.50/x
  3. Step 3: Cross multiply
    3,108,072,217,621x = 4,288,851,822,106.50 × 1,719,123,439,305.50
  4. Step 4: Simplify right side
    3,108,072,217,621x = 7,373,065,695,091,386,746,929,152
  5. Step 5: Solve for x
    x = 7,373,065,695,091,386,746,929,152/3,108,072,217,621
  6. Step 6: Final answer
    x = 2,372,231,138,417.67

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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.