Home / 164,702,725.83-247,045,387.64-54,023,816.74

Finding the Fourth Proportional to 164,702,725.83, 247,045,387.64 and 54,023,816.74

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Solution

The fourth proportional to 164,702,725.83, 247,045,387.64 and 54,023,816.74 is: 81,032,871.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,702,725.83 : 247,045,387.64 = 54,023,816.74 : x
  2. Step 2: Convert to fraction form
    164,702,725.83/247,045,387.64 = 54,023,816.74/x
  3. Step 3: Cross multiply
    164,702,725.83x = 247,045,387.64 × 54,023,816.74
  4. Step 4: Simplify right side
    164,702,725.83x = 13,346,334,748,769,488
  5. Step 5: Solve for x
    x = 13,346,334,748,769,488/164,702,725.83
  6. Step 6: Final answer
    x = 81,032,871.08

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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.