Home / 185,893,907.60-278,840,861.40-64,725,359.60

Finding the Fourth Proportional to 185,893,907.60, 278,840,861.40 and 64,725,359.60

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Solution

The fourth proportional to 185,893,907.60, 278,840,861.40 and 64,725,359.60 is: 97,088,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,893,907.60 : 278,840,861.40 = 64,725,359.60 : x
  2. Step 2: Convert to fraction form
    185,893,907.60/278,840,861.40 = 64,725,359.60/x
  3. Step 3: Cross multiply
    185,893,907.60x = 278,840,861.40 × 64,725,359.60
  4. Step 4: Simplify right side
    185,893,907.60x = 18,048,075,025,288,760
  5. Step 5: Solve for x
    x = 18,048,075,025,288,760/185,893,907.60
  6. Step 6: Final answer
    x = 97,088,039.40

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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.