Home / 434,066,528.40-651,099,792.60-352,437,190.80

Finding the Fourth Proportional to 434,066,528.40, 651,099,792.60 and 352,437,190.80

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Solution

The fourth proportional to 434,066,528.40, 651,099,792.60 and 352,437,190.80 is: 528,655,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,066,528.40 : 651,099,792.60 = 352,437,190.80 : x
  2. Step 2: Convert to fraction form
    434,066,528.40/651,099,792.60 = 352,437,190.80/x
  3. Step 3: Cross multiply
    434,066,528.40x = 651,099,792.60 × 352,437,190.80
  4. Step 4: Simplify right side
    434,066,528.40x = 229,471,781,834,406,656
  5. Step 5: Solve for x
    x = 229,471,781,834,406,656/434,066,528.40
  6. Step 6: Final answer
    x = 528,655,786.20

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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.