Home / 358,334,160,301.80-537,501,240,452.70-279,389,520,916.20

Finding the Fourth Proportional to 358,334,160,301.80, 537,501,240,452.70 and 279,389,520,916.20

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Solution

The fourth proportional to 358,334,160,301.80, 537,501,240,452.70 and 279,389,520,916.20 is: 419,084,281,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,334,160,301.80 : 537,501,240,452.70 = 279,389,520,916.20 : x
  2. Step 2: Convert to fraction form
    358,334,160,301.80/537,501,240,452.70 = 279,389,520,916.20/x
  3. Step 3: Cross multiply
    358,334,160,301.80x = 537,501,240,452.70 × 279,389,520,916.20
  4. Step 4: Simplify right side
    358,334,160,301.80x = 150,172,214,061,943,077,470,208
  5. Step 5: Solve for x
    x = 150,172,214,061,943,077,470,208/358,334,160,301.80
  6. Step 6: Final answer
    x = 419,084,281,374.30

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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.