Home / 282,778,743.60-423,211,521.60-248,341,366.80

Finding the Fourth Proportional to 282,778,743.60, 423,211,521.60 and 248,341,366.80

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Solution

The fourth proportional to 282,778,743.60, 423,211,521.60 and 248,341,366.80 is: 371,671,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,778,743.60 : 423,211,521.60 = 248,341,366.80 : x
  2. Step 2: Convert to fraction form
    282,778,743.60/423,211,521.60 = 248,341,366.80/x
  3. Step 3: Cross multiply
    282,778,743.60x = 423,211,521.60 × 248,341,366.80
  4. Step 4: Simplify right side
    282,778,743.60x = 105,100,927,719,651,728
  5. Step 5: Solve for x
    x = 105,100,927,719,651,728/282,778,743.60
  6. Step 6: Final answer
    x = 371,671,952.36

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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.