Home / 84,984,287.80-127,308,470.10-46,577,068.60

Finding the Fourth Proportional to 84,984,287.80, 127,308,470.10 and 46,577,068.60

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Solution

The fourth proportional to 84,984,287.80, 127,308,470.10 and 46,577,068.60 is: 69,773,548.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984,287.80 : 127,308,470.10 = 46,577,068.60 : x
  2. Step 2: Convert to fraction form
    84,984,287.80/127,308,470.10 = 46,577,068.60/x
  3. Step 3: Cross multiply
    84,984,287.80x = 127,308,470.10 × 46,577,068.60
  4. Step 4: Simplify right side
    84,984,287.80x = 5,929,655,345,208,749
  5. Step 5: Solve for x
    x = 5,929,655,345,208,749/84,984,287.80
  6. Step 6: Final answer
    x = 69,773,548.72

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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.