Home / 236,427,784.57-354,641,685.06-172,140,695.40

Finding the Fourth Proportional to 236,427,784.57, 354,641,685.06 and 172,140,695.40

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Solution

The fourth proportional to 236,427,784.57, 354,641,685.06 and 172,140,695.40 is: 258,211,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,427,784.57 : 354,641,685.06 = 172,140,695.40 : x
  2. Step 2: Convert to fraction form
    236,427,784.57/354,641,685.06 = 172,140,695.40/x
  3. Step 3: Cross multiply
    236,427,784.57x = 354,641,685.06 × 172,140,695.40
  4. Step 4: Simplify right side
    236,427,784.57x = 61,048,266,285,064,200
  5. Step 5: Solve for x
    x = 61,048,266,285,064,200/236,427,784.57
  6. Step 6: Final answer
    x = 258,211,049.08

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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.