Home / 744,430,485.60-1,116,687,718.80-226,877,810.40

Finding the Fourth Proportional to 744,430,485.60, 1,116,687,718.80 and 226,877,810.40

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Solution

The fourth proportional to 744,430,485.60, 1,116,687,718.80 and 226,877,810.40 is: 340,329,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,430,485.60 : 1,116,687,718.80 = 226,877,810.40 : x
  2. Step 2: Convert to fraction form
    744,430,485.60/1,116,687,718.80 = 226,877,810.40/x
  3. Step 3: Cross multiply
    744,430,485.60x = 1,116,687,718.80 × 226,877,810.40
  4. Step 4: Simplify right side
    744,430,485.60x = 253,351,664,541,914,912
  5. Step 5: Solve for x
    x = 253,351,664,541,914,912/744,430,485.60
  6. Step 6: Final answer
    x = 340,329,512.89

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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.