Home / 908,799,694.80-1,254,089,529.32-527,292,175.04

Finding the Fourth Proportional to 908,799,694.80, 1,254,089,529.32 and 527,292,175.04

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Solution

The fourth proportional to 908,799,694.80, 1,254,089,529.32 and 527,292,175.04 is: 727,631,841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,799,694.80 : 1,254,089,529.32 = 527,292,175.04 : x
  2. Step 2: Convert to fraction form
    908,799,694.80/1,254,089,529.32 = 527,292,175.04/x
  3. Step 3: Cross multiply
    908,799,694.80x = 1,254,089,529.32 × 527,292,175.04
  4. Step 4: Simplify right side
    908,799,694.80x = 661,271,595,610,032,640
  5. Step 5: Solve for x
    x = 661,271,595,610,032,640/908,799,694.80
  6. Step 6: Final answer
    x = 727,631,841.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.