Home / 169,968,206.40-254,952,309.60-129,153,537.60

Finding the Fourth Proportional to 169,968,206.40, 254,952,309.60 and 129,153,537.60

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Solution

The fourth proportional to 169,968,206.40, 254,952,309.60 and 129,153,537.60 is: 193,730,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,968,206.40 : 254,952,309.60 = 129,153,537.60 : x
  2. Step 2: Convert to fraction form
    169,968,206.40/254,952,309.60 = 129,153,537.60/x
  3. Step 3: Cross multiply
    169,968,206.40x = 254,952,309.60 × 129,153,537.60
  4. Step 4: Simplify right side
    169,968,206.40x = 32,927,992,704,130,440
  5. Step 5: Solve for x
    x = 32,927,992,704,130,440/169,968,206.40
  6. Step 6: Final answer
    x = 193,730,306.40

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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.