Home / 142,892,709,692.32-214,344,979,738.68-42,163,575,350.72

Finding the Fourth Proportional to 142,892,709,692.32, 214,344,979,738.68 and 42,163,575,350.72

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Solution

The fourth proportional to 142,892,709,692.32, 214,344,979,738.68 and 42,163,575,350.72 is: 63,247,108,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,892,709,692.32 : 214,344,979,738.68 = 42,163,575,350.72 : x
  2. Step 2: Convert to fraction form
    142,892,709,692.32/214,344,979,738.68 = 42,163,575,350.72/x
  3. Step 3: Cross multiply
    142,892,709,692.32x = 214,344,979,738.68 × 42,163,575,350.72
  4. Step 4: Simplify right side
    142,892,709,692.32x = 9,037,550,704,260,386,127,872
  5. Step 5: Solve for x
    x = 9,037,550,704,260,386,127,872/142,892,709,692.32
  6. Step 6: Final answer
    x = 63,247,108,433.46

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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.