Home / 160,357,222.64-221,292,967.20-87,018,364.64

Finding the Fourth Proportional to 160,357,222.64, 221,292,967.20 and 87,018,364.64

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Solution

The fourth proportional to 160,357,222.64, 221,292,967.20 and 87,018,364.64 is: 120,085,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,357,222.64 : 221,292,967.20 = 87,018,364.64 : x
  2. Step 2: Convert to fraction form
    160,357,222.64/221,292,967.20 = 87,018,364.64/x
  3. Step 3: Cross multiply
    160,357,222.64x = 221,292,967.20 × 87,018,364.64
  4. Step 4: Simplify right side
    160,357,222.64x = 19,256,552,112,077,160
  5. Step 5: Solve for x
    x = 19,256,552,112,077,160/160,357,222.64
  6. Step 6: Final answer
    x = 120,085,343.18

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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.