Home / 851,214,698-1,174,676,787.02-474,871,287.03

Finding the Fourth Proportional to 851,214,698, 1,174,676,787.02 and 474,871,287.03

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Solution

The fourth proportional to 851,214,698, 1,174,676,787.02 and 474,871,287.03 is: 655,322,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,214,698 : 1,174,676,787.02 = 474,871,287.03 : x
  2. Step 2: Convert to fraction form
    851,214,698/1,174,676,787.02 = 474,871,287.03/x
  3. Step 3: Cross multiply
    851,214,698x = 1,174,676,787.02 × 474,871,287.03
  4. Step 4: Simplify right side
    851,214,698x = 557,820,277,696,452,544
  5. Step 5: Solve for x
    x = 557,820,277,696,452,544/851,214,698
  6. Step 6: Final answer
    x = 655,322,657.15

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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.