Home / 38,099,143,451.58-52,574,088,768.75-20,953,204,012.50

Finding the Fourth Proportional to 38,099,143,451.58, 52,574,088,768.75 and 20,953,204,012.50

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Solution

The fourth proportional to 38,099,143,451.58, 52,574,088,768.75 and 20,953,204,012.50 is: 28,913,920,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099,143,451.58 : 52,574,088,768.75 = 20,953,204,012.50 : x
  2. Step 2: Convert to fraction form
    38,099,143,451.58/52,574,088,768.75 = 20,953,204,012.50/x
  3. Step 3: Cross multiply
    38,099,143,451.58x = 52,574,088,768.75 × 20,953,204,012.50
  4. Step 4: Simplify right side
    38,099,143,451.58x = 1,101,595,607,742,903,746,560
  5. Step 5: Solve for x
    x = 1,101,595,607,742,903,746,560/38,099,143,451.58
  6. Step 6: Final answer
    x = 28,913,920,575.22

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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.