Home / 149,822,056.40-224,733,084.60-139,968,309.20

Finding the Fourth Proportional to 149,822,056.40, 224,733,084.60 and 139,968,309.20

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Solution

The fourth proportional to 149,822,056.40, 224,733,084.60 and 139,968,309.20 is: 209,952,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,822,056.40 : 224,733,084.60 = 139,968,309.20 : x
  2. Step 2: Convert to fraction form
    149,822,056.40/224,733,084.60 = 139,968,309.20/x
  3. Step 3: Cross multiply
    149,822,056.40x = 224,733,084.60 × 139,968,309.20
  4. Step 4: Simplify right side
    149,822,056.40x = 31,455,509,872,762,556
  5. Step 5: Solve for x
    x = 31,455,509,872,762,556/149,822,056.40
  6. Step 6: Final answer
    x = 209,952,463.80

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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.