Home / 439,716,679.30-660,225,870.15-246,014,964.10

Finding the Fourth Proportional to 439,716,679.30, 660,225,870.15 and 246,014,964.10

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Solution

The fourth proportional to 439,716,679.30, 660,225,870.15 and 246,014,964.10 is: 369,386,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,716,679.30 : 660,225,870.15 = 246,014,964.10 : x
  2. Step 2: Convert to fraction form
    439,716,679.30/660,225,870.15 = 246,014,964.10/x
  3. Step 3: Cross multiply
    439,716,679.30x = 660,225,870.15 × 246,014,964.10
  4. Step 4: Simplify right side
    439,716,679.30x = 162,425,443,742,843,488
  5. Step 5: Solve for x
    x = 162,425,443,742,843,488/439,716,679.30
  6. Step 6: Final answer
    x = 369,386,587.75

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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.