Home / 70,476,044.40-105,714,066.60-52,560,140.40

Finding the Fourth Proportional to 70,476,044.40, 105,714,066.60 and 52,560,140.40

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Solution

The fourth proportional to 70,476,044.40, 105,714,066.60 and 52,560,140.40 is: 78,840,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,476,044.40 : 105,714,066.60 = 52,560,140.40 : x
  2. Step 2: Convert to fraction form
    70,476,044.40/105,714,066.60 = 52,560,140.40/x
  3. Step 3: Cross multiply
    70,476,044.40x = 105,714,066.60 × 52,560,140.40
  4. Step 4: Simplify right side
    70,476,044.40x = 5,556,346,182,750,950
  5. Step 5: Solve for x
    x = 5,556,346,182,750,950/70,476,044.40
  6. Step 6: Final answer
    x = 78,840,210.60

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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.