Home / 112,500,008.16-168,413,800.47-68,049,773.83

Finding the Fourth Proportional to 112,500,008.16, 168,413,800.47 and 68,049,773.83

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Solution

The fourth proportional to 112,500,008.16, 168,413,800.47 and 68,049,773.83 is: 101,871,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,500,008.16 : 168,413,800.47 = 68,049,773.83 : x
  2. Step 2: Convert to fraction form
    112,500,008.16/168,413,800.47 = 68,049,773.83/x
  3. Step 3: Cross multiply
    112,500,008.16x = 168,413,800.47 × 68,049,773.83
  4. Step 4: Simplify right side
    112,500,008.16x = 11,460,521,031,834,248
  5. Step 5: Solve for x
    x = 11,460,521,031,834,248/112,500,008.16
  6. Step 6: Final answer
    x = 101,871,290.67

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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.