Home / 119,733,435.40-179,600,153.10-91,035,621.40

Finding the Fourth Proportional to 119,733,435.40, 179,600,153.10 and 91,035,621.40

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Solution

The fourth proportional to 119,733,435.40, 179,600,153.10 and 91,035,621.40 is: 136,553,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,733,435.40 : 179,600,153.10 = 91,035,621.40 : x
  2. Step 2: Convert to fraction form
    119,733,435.40/179,600,153.10 = 91,035,621.40/x
  3. Step 3: Cross multiply
    119,733,435.40x = 179,600,153.10 × 91,035,621.40
  4. Step 4: Simplify right side
    119,733,435.40x = 16,350,011,540,993,636
  5. Step 5: Solve for x
    x = 16,350,011,540,993,636/119,733,435.40
  6. Step 6: Final answer
    x = 136,553,432.10

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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.