Home / 52,651,780.40-78,918,688.20-29,943,556.40

Finding the Fourth Proportional to 52,651,780.40, 78,918,688.20 and 29,943,556.40

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Solution

The fourth proportional to 52,651,780.40, 78,918,688.20 and 29,943,556.40 is: 44,881,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,651,780.40 : 78,918,688.20 = 29,943,556.40 : x
  2. Step 2: Convert to fraction form
    52,651,780.40/78,918,688.20 = 29,943,556.40/x
  3. Step 3: Cross multiply
    52,651,780.40x = 78,918,688.20 × 29,943,556.40
  4. Step 4: Simplify right side
    52,651,780.40x = 2,363,106,191,130,714.50
  5. Step 5: Solve for x
    x = 2,363,106,191,130,714.50/52,651,780.40
  6. Step 6: Final answer
    x = 44,881,790.76

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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.