Home / 156,863,395.60-235,295,093.40-70,769,953.60

Finding the Fourth Proportional to 156,863,395.60, 235,295,093.40 and 70,769,953.60

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Solution

The fourth proportional to 156,863,395.60, 235,295,093.40 and 70,769,953.60 is: 106,154,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,863,395.60 : 235,295,093.40 = 70,769,953.60 : x
  2. Step 2: Convert to fraction form
    156,863,395.60/235,295,093.40 = 70,769,953.60/x
  3. Step 3: Cross multiply
    156,863,395.60x = 235,295,093.40 × 70,769,953.60
  4. Step 4: Simplify right side
    156,863,395.60x = 16,651,822,842,225,666
  5. Step 5: Solve for x
    x = 16,651,822,842,225,666/156,863,395.60
  6. Step 6: Final answer
    x = 106,154,930.40

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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.