Home / 119,630,555.40-179,445,833.10-38,859,688.20

Finding the Fourth Proportional to 119,630,555.40, 179,445,833.10 and 38,859,688.20

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Solution

The fourth proportional to 119,630,555.40, 179,445,833.10 and 38,859,688.20 is: 58,289,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,630,555.40 : 179,445,833.10 = 38,859,688.20 : x
  2. Step 2: Convert to fraction form
    119,630,555.40/179,445,833.10 = 38,859,688.20/x
  3. Step 3: Cross multiply
    119,630,555.40x = 179,445,833.10 × 38,859,688.20
  4. Step 4: Simplify right side
    119,630,555.40x = 6,973,209,123,055,240
  5. Step 5: Solve for x
    x = 6,973,209,123,055,240/119,630,555.40
  6. Step 6: Final answer
    x = 58,289,532.30

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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.