Home / 232,576,582.83-320,941,222.88-128,148,810.27

Finding the Fourth Proportional to 232,576,582.83, 320,941,222.88 and 128,148,810.27

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Solution

The fourth proportional to 232,576,582.83, 320,941,222.88 and 128,148,810.27 is: 176,837,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,576,582.83 : 320,941,222.88 = 128,148,810.27 : x
  2. Step 2: Convert to fraction form
    232,576,582.83/320,941,222.88 = 128,148,810.27/x
  3. Step 3: Cross multiply
    232,576,582.83x = 320,941,222.88 × 128,148,810.27
  4. Step 4: Simplify right side
    232,576,582.83x = 41,128,235,878,670,904
  5. Step 5: Solve for x
    x = 41,128,235,878,670,904/232,576,582.83
  6. Step 6: Final answer
    x = 176,837,389.98

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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.