Home / 19,138,940,745.15-28,708,411,117.73-16,559,050,569.15

Finding the Fourth Proportional to 19,138,940,745.15, 28,708,411,117.73 and 16,559,050,569.15

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Solution

The fourth proportional to 19,138,940,745.15, 28,708,411,117.73 and 16,559,050,569.15 is: 24,838,575,853.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,138,940,745.15 : 28,708,411,117.73 = 16,559,050,569.15 : x
  2. Step 2: Convert to fraction form
    19,138,940,745.15/28,708,411,117.73 = 16,559,050,569.15/x
  3. Step 3: Cross multiply
    19,138,940,745.15x = 28,708,411,117.73 × 16,559,050,569.15
  4. Step 4: Simplify right side
    19,138,940,745.15x = 475,384,031,458,356,297,728
  5. Step 5: Solve for x
    x = 475,384,031,458,356,297,728/19,138,940,745.15
  6. Step 6: Final answer
    x = 24,838,575,853.73

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Double scale
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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.