Home / 692,717,594.54-955,587,852.70-428,315,068.22

Finding the Fourth Proportional to 692,717,594.54, 955,587,852.70 and 428,315,068.22

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Solution

The fourth proportional to 692,717,594.54, 955,587,852.70 and 428,315,068.22 is: 590,850,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,717,594.54 : 955,587,852.70 = 428,315,068.22 : x
  2. Step 2: Convert to fraction form
    692,717,594.54/955,587,852.70 = 428,315,068.22/x
  3. Step 3: Cross multiply
    692,717,594.54x = 955,587,852.70 × 428,315,068.22
  4. Step 4: Simplify right side
    692,717,594.54x = 409,292,676,313,555,072
  5. Step 5: Solve for x
    x = 409,292,676,313,555,072/692,717,594.54
  6. Step 6: Final answer
    x = 590,850,700.98

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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.