Home / 75,285,415.60-112,928,123.40-56,153,539.60

Finding the Fourth Proportional to 75,285,415.60, 112,928,123.40 and 56,153,539.60

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Solution

The fourth proportional to 75,285,415.60, 112,928,123.40 and 56,153,539.60 is: 84,230,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,285,415.60 : 112,928,123.40 = 56,153,539.60 : x
  2. Step 2: Convert to fraction form
    75,285,415.60/112,928,123.40 = 56,153,539.60/x
  3. Step 3: Cross multiply
    75,285,415.60x = 112,928,123.40 × 56,153,539.60
  4. Step 4: Simplify right side
    75,285,415.60x = 6,341,313,849,295,587
  5. Step 5: Solve for x
    x = 6,341,313,849,295,587/75,285,415.60
  6. Step 6: Final answer
    x = 84,230,309.40

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1.5x scale

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.