Home / 757,954,271.60-1,136,931,407.40-435,467,999.60

Finding the Fourth Proportional to 757,954,271.60, 1,136,931,407.40 and 435,467,999.60

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Solution

The fourth proportional to 757,954,271.60, 1,136,931,407.40 and 435,467,999.60 is: 653,201,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,954,271.60 : 1,136,931,407.40 = 435,467,999.60 : x
  2. Step 2: Convert to fraction form
    757,954,271.60/1,136,931,407.40 = 435,467,999.60/x
  3. Step 3: Cross multiply
    757,954,271.60x = 1,136,931,407.40 × 435,467,999.60
  4. Step 4: Simplify right side
    757,954,271.60x = 495,097,245,662,890,688
  5. Step 5: Solve for x
    x = 495,097,245,662,890,688/757,954,271.60
  6. Step 6: Final answer
    x = 653,201,999.40

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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.