Home / 163,706,732.15-245,562,755.45-47,123,634.24

Finding the Fourth Proportional to 163,706,732.15, 245,562,755.45 and 47,123,634.24

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Solution

The fourth proportional to 163,706,732.15, 245,562,755.45 and 47,123,634.24 is: 70,686,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,706,732.15 : 245,562,755.45 = 47,123,634.24 : x
  2. Step 2: Convert to fraction form
    163,706,732.15/245,562,755.45 = 47,123,634.24/x
  3. Step 3: Cross multiply
    163,706,732.15x = 245,562,755.45 × 47,123,634.24
  4. Step 4: Simplify right side
    163,706,732.15x = 11,571,809,470,556,748
  5. Step 5: Solve for x
    x = 11,571,809,470,556,748/163,706,732.15
  6. Step 6: Final answer
    x = 70,686,216.25

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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.