Home / 727,939,392.60-1,091,909,088.90-404,823,264.60

Finding the Fourth Proportional to 727,939,392.60, 1,091,909,088.90 and 404,823,264.60

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Solution

The fourth proportional to 727,939,392.60, 1,091,909,088.90 and 404,823,264.60 is: 607,234,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,939,392.60 : 1,091,909,088.90 = 404,823,264.60 : x
  2. Step 2: Convert to fraction form
    727,939,392.60/1,091,909,088.90 = 404,823,264.60/x
  3. Step 3: Cross multiply
    727,939,392.60x = 1,091,909,088.90 × 404,823,264.60
  4. Step 4: Simplify right side
    727,939,392.60x = 442,030,202,014,909,696
  5. Step 5: Solve for x
    x = 442,030,202,014,909,696/727,939,392.60
  6. Step 6: Final answer
    x = 607,234,896.90

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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.