Home / 423,045,847,674.10-634,652,520,415.38-120,861,023,013.65

Finding the Fourth Proportional to 423,045,847,674.10, 634,652,520,415.38 and 120,861,023,013.65

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Solution

The fourth proportional to 423,045,847,674.10, 634,652,520,415.38 and 120,861,023,013.65 is: 181,315,460,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,045,847,674.10 : 634,652,520,415.38 = 120,861,023,013.65 : x
  2. Step 2: Convert to fraction form
    423,045,847,674.10/634,652,520,415.38 = 120,861,023,013.65/x
  3. Step 3: Cross multiply
    423,045,847,674.10x = 634,652,520,415.38 × 120,861,023,013.65
  4. Step 4: Simplify right side
    423,045,847,674.10x = 76,704,752,875,594,219,257,856
  5. Step 5: Solve for x
    x = 76,704,752,875,594,219,257,856/423,045,847,674.10
  6. Step 6: Final answer
    x = 181,315,460,953.74

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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.