Home / 146,528,683.76-202,209,978.75-80,453,461.70

Finding the Fourth Proportional to 146,528,683.76, 202,209,978.75 and 80,453,461.70

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Solution

The fourth proportional to 146,528,683.76, 202,209,978.75 and 80,453,461.70 is: 111,025,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528,683.76 : 202,209,978.75 = 80,453,461.70 : x
  2. Step 2: Convert to fraction form
    146,528,683.76/202,209,978.75 = 80,453,461.70/x
  3. Step 3: Cross multiply
    146,528,683.76x = 202,209,978.75 × 80,453,461.70
  4. Step 4: Simplify right side
    146,528,683.76x = 16,268,492,780,720,940
  5. Step 5: Solve for x
    x = 16,268,492,780,720,940/146,528,683.76
  6. Step 6: Final answer
    x = 111,025,994.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.