Home / 282,492,356.40-424,009,139.40-146,275,498.80

Finding the Fourth Proportional to 282,492,356.40, 424,009,139.40 and 146,275,498.80

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Solution

The fourth proportional to 282,492,356.40, 424,009,139.40 and 146,275,498.80 is: 219,553,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,492,356.40 : 424,009,139.40 = 146,275,498.80 : x
  2. Step 2: Convert to fraction form
    282,492,356.40/424,009,139.40 = 146,275,498.80/x
  3. Step 3: Cross multiply
    282,492,356.40x = 424,009,139.40 × 146,275,498.80
  4. Step 4: Simplify right side
    282,492,356.40x = 62,022,148,361,493,736
  5. Step 5: Solve for x
    x = 62,022,148,361,493,736/282,492,356.40
  6. Step 6: Final answer
    x = 219,553,368.28

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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.