Home / 127,532,393.80-175,989,042.27-71,020,055.00

Finding the Fourth Proportional to 127,532,393.80, 175,989,042.27 and 71,020,055.00

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Solution

The fourth proportional to 127,532,393.80, 175,989,042.27 and 71,020,055.00 is: 98,004,523.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,532,393.80 : 175,989,042.27 = 71,020,055.00 : x
  2. Step 2: Convert to fraction form
    127,532,393.80/175,989,042.27 = 71,020,055.00/x
  3. Step 3: Cross multiply
    127,532,393.80x = 175,989,042.27 × 71,020,055.00
  4. Step 4: Simplify right side
    127,532,393.80x = 12,498,751,461,852,698
  5. Step 5: Solve for x
    x = 12,498,751,461,852,698/127,532,393.80
  6. Step 6: Final answer
    x = 98,004,523.32

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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.