Home / 102,402,520.82-153,603,929.08-41,818,246.82

Finding the Fourth Proportional to 102,402,520.82, 153,603,929.08 and 41,818,246.82

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Solution

The fourth proportional to 102,402,520.82, 153,603,929.08 and 41,818,246.82 is: 62,727,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,402,520.82 : 153,603,929.08 = 41,818,246.82 : x
  2. Step 2: Convert to fraction form
    102,402,520.82/153,603,929.08 = 41,818,246.82/x
  3. Step 3: Cross multiply
    102,402,520.82x = 153,603,929.08 × 41,818,246.82
  4. Step 4: Simplify right side
    102,402,520.82x = 6,423,447,018,789,216
  5. Step 5: Solve for x
    x = 6,423,447,018,789,216/102,402,520.82
  6. Step 6: Final answer
    x = 62,727,430.61

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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.