Home / 199,349,661.60-299,024,492.40-148,331,325.60

Finding the Fourth Proportional to 199,349,661.60, 299,024,492.40 and 148,331,325.60

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Solution

The fourth proportional to 199,349,661.60, 299,024,492.40 and 148,331,325.60 is: 222,496,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,349,661.60 : 299,024,492.40 = 148,331,325.60 : x
  2. Step 2: Convert to fraction form
    199,349,661.60/299,024,492.40 = 148,331,325.60/x
  3. Step 3: Cross multiply
    199,349,661.60x = 299,024,492.40 × 148,331,325.60
  4. Step 4: Simplify right side
    199,349,661.60x = 44,354,699,344,559,120
  5. Step 5: Solve for x
    x = 44,354,699,344,559,120/199,349,661.60
  6. Step 6: Final answer
    x = 222,496,988.40

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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.