Home / 109,314,363.90-163,973,295.45-28,535,331.90

Finding the Fourth Proportional to 109,314,363.90, 163,973,295.45 and 28,535,331.90

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Solution

The fourth proportional to 109,314,363.90, 163,973,295.45 and 28,535,331.90 is: 42,803,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,314,363.90 : 163,973,295.45 = 28,535,331.90 : x
  2. Step 2: Convert to fraction form
    109,314,363.90/163,973,295.45 = 28,535,331.90/x
  3. Step 3: Cross multiply
    109,314,363.90x = 163,973,295.45 × 28,535,331.90
  4. Step 4: Simplify right side
    109,314,363.90x = 4,679,032,408,402,509
  5. Step 5: Solve for x
    x = 4,679,032,408,402,509/109,314,363.90
  6. Step 6: Final answer
    x = 42,803,454.56

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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.