Home / 109,296,005.60-163,944,008.40-28,516,973.60

Finding the Fourth Proportional to 109,296,005.60, 163,944,008.40 and 28,516,973.60

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Solution

The fourth proportional to 109,296,005.60, 163,944,008.40 and 28,516,973.60 is: 42,775,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,296,005.60 : 163,944,008.40 = 28,516,973.60 : x
  2. Step 2: Convert to fraction form
    109,296,005.60/163,944,008.40 = 28,516,973.60/x
  3. Step 3: Cross multiply
    109,296,005.60x = 163,944,008.40 × 28,516,973.60
  4. Step 4: Simplify right side
    109,296,005.60x = 4,675,186,959,420,979
  5. Step 5: Solve for x
    x = 4,675,186,959,420,979/109,296,005.60
  6. Step 6: Final answer
    x = 42,775,460.40

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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.