Home / 121,968,007.60-182,952,011.40-61,501,831.60

Finding the Fourth Proportional to 121,968,007.60, 182,952,011.40 and 61,501,831.60

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Solution

The fourth proportional to 121,968,007.60, 182,952,011.40 and 61,501,831.60 is: 92,252,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,968,007.60 : 182,952,011.40 = 61,501,831.60 : x
  2. Step 2: Convert to fraction form
    121,968,007.60/182,952,011.40 = 61,501,831.60/x
  3. Step 3: Cross multiply
    121,968,007.60x = 182,952,011.40 × 61,501,831.60
  4. Step 4: Simplify right side
    121,968,007.60x = 11,251,883,796,004,080
  5. Step 5: Solve for x
    x = 11,251,883,796,004,080/121,968,007.60
  6. Step 6: Final answer
    x = 92,252,747.40

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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.