Home / 361,023,079,523.70-498,205,147,320.98-198,439,249,750.67

Finding the Fourth Proportional to 361,023,079,523.70, 498,205,147,320.98 and 198,439,249,750.67

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Solution

The fourth proportional to 361,023,079,523.70, 498,205,147,320.98 and 198,439,249,750.67 is: 273,842,480,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,023,079,523.70 : 498,205,147,320.98 = 198,439,249,750.67 : x
  2. Step 2: Convert to fraction form
    361,023,079,523.70/498,205,147,320.98 = 198,439,249,750.67/x
  3. Step 3: Cross multiply
    361,023,079,523.70x = 498,205,147,320.98 × 198,439,249,750.67
  4. Step 4: Simplify right side
    361,023,079,523.70x = 98,863,455,656,297,290,006,528
  5. Step 5: Solve for x
    x = 98,863,455,656,297,290,006,528/361,023,079,523.70
  6. Step 6: Final answer
    x = 273,842,480,615.72

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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.