Home / 108,852,783.30-163,055,226.15-55,030,421.70

Finding the Fourth Proportional to 108,852,783.30, 163,055,226.15 and 55,030,421.70

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Solution

The fourth proportional to 108,852,783.30, 163,055,226.15 and 55,030,421.70 is: 82,432,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852,783.30 : 163,055,226.15 = 55,030,421.70 : x
  2. Step 2: Convert to fraction form
    108,852,783.30/163,055,226.15 = 55,030,421.70/x
  3. Step 3: Cross multiply
    108,852,783.30x = 163,055,226.15 × 55,030,421.70
  4. Step 4: Simplify right side
    108,852,783.30x = 8,972,997,855,423,368
  5. Step 5: Solve for x
    x = 8,972,997,855,423,368/108,852,783.30
  6. Step 6: Final answer
    x = 82,432,415.45

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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.