Home / 160,357,121.04-221,292,827.06-87,018,263.04

Finding the Fourth Proportional to 160,357,121.04, 221,292,827.06 and 87,018,263.04

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Solution

The fourth proportional to 160,357,121.04, 221,292,827.06 and 87,018,263.04 is: 120,085,203.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,357,121.04 : 221,292,827.06 = 87,018,263.04 : x
  2. Step 2: Convert to fraction form
    160,357,121.04/221,292,827.06 = 87,018,263.04/x
  3. Step 3: Cross multiply
    160,357,121.04x = 221,292,827.06 × 87,018,263.04
  4. Step 4: Simplify right side
    160,357,121.04x = 19,256,517,434,856,980
  5. Step 5: Solve for x
    x = 19,256,517,434,856,980/160,357,121.04
  6. Step 6: Final answer
    x = 120,085,203.01

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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.