Home / 352,457,136.40-528,874,661.40-148,005,878.80

Finding the Fourth Proportional to 352,457,136.40, 528,874,661.40 and 148,005,878.80

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Solution

The fourth proportional to 352,457,136.40, 528,874,661.40 and 148,005,878.80 is: 222,088,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,457,136.40 : 528,874,661.40 = 148,005,878.80 : x
  2. Step 2: Convert to fraction form
    352,457,136.40/528,874,661.40 = 148,005,878.80/x
  3. Step 3: Cross multiply
    352,457,136.40x = 528,874,661.40 × 148,005,878.80
  4. Step 4: Simplify right side
    352,457,136.40x = 78,276,559,035,559,440
  5. Step 5: Solve for x
    x = 78,276,559,035,559,440/352,457,136.40
  6. Step 6: Final answer
    x = 222,088,166.05

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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.