Home / 169,762,812.66-254,539,935.20-66,011,080.91

Finding the Fourth Proportional to 169,762,812.66, 254,539,935.20 and 66,011,080.91

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Solution

The fourth proportional to 169,762,812.66, 254,539,935.20 and 66,011,080.91 is: 98,976,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,762,812.66 : 254,539,935.20 = 66,011,080.91 : x
  2. Step 2: Convert to fraction form
    169,762,812.66/254,539,935.20 = 66,011,080.91/x
  3. Step 3: Cross multiply
    169,762,812.66x = 254,539,935.20 × 66,011,080.91
  4. Step 4: Simplify right side
    169,762,812.66x = 16,802,456,256,205,684
  5. Step 5: Solve for x
    x = 16,802,456,256,205,684/169,762,812.66
  6. Step 6: Final answer
    x = 98,976,071.34

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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.