Home / 401,246,838.60-601,870,257.90-359,156,711.40

Finding the Fourth Proportional to 401,246,838.60, 601,870,257.90 and 359,156,711.40

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Solution

The fourth proportional to 401,246,838.60, 601,870,257.90 and 359,156,711.40 is: 538,735,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,246,838.60 : 601,870,257.90 = 359,156,711.40 : x
  2. Step 2: Convert to fraction form
    401,246,838.60/601,870,257.90 = 359,156,711.40/x
  3. Step 3: Cross multiply
    401,246,838.60x = 601,870,257.90 × 359,156,711.40
  4. Step 4: Simplify right side
    401,246,838.60x = 216,165,742,516,833,856
  5. Step 5: Solve for x
    x = 216,165,742,516,833,856/401,246,838.60
  6. Step 6: Final answer
    x = 538,735,067.10

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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.