Home / 49,818,756,298.55-68,749,838,923-28,121,466,772.21

Finding the Fourth Proportional to 49,818,756,298.55, 68,749,838,923 and 28,121,466,772.21

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Solution

The fourth proportional to 49,818,756,298.55, 68,749,838,923 and 28,121,466,772.21 is: 38,807,598,874.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818,756,298.55 : 68,749,838,923 = 28,121,466,772.21 : x
  2. Step 2: Convert to fraction form
    49,818,756,298.55/68,749,838,923 = 28,121,466,772.21/x
  3. Step 3: Cross multiply
    49,818,756,298.55x = 68,749,838,923 × 28,121,466,772.21
  4. Step 4: Simplify right side
    49,818,756,298.55x = 1,933,346,310,867,934,248,960
  5. Step 5: Solve for x
    x = 1,933,346,310,867,934,248,960/49,818,756,298.55
  6. Step 6: Final answer
    x = 38,807,598,874.65

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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.