Home / 290,315,026.20-435,463,208.10-96,235,397.40

Finding the Fourth Proportional to 290,315,026.20, 435,463,208.10 and 96,235,397.40

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Solution

The fourth proportional to 290,315,026.20, 435,463,208.10 and 96,235,397.40 is: 144,350,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,315,026.20 : 435,463,208.10 = 96,235,397.40 : x
  2. Step 2: Convert to fraction form
    290,315,026.20/435,463,208.10 = 96,235,397.40/x
  3. Step 3: Cross multiply
    290,315,026.20x = 435,463,208.10 × 96,235,397.40
  4. Step 4: Simplify right side
    290,315,026.20x = 41,906,974,884,582,400
  5. Step 5: Solve for x
    x = 41,906,974,884,582,400/290,315,026.20
  6. Step 6: Final answer
    x = 144,350,002.94

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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.