Home / 143,764,014.90-215,646,022.35-57,564,284.70

Finding the Fourth Proportional to 143,764,014.90, 215,646,022.35 and 57,564,284.70

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Solution

The fourth proportional to 143,764,014.90, 215,646,022.35 and 57,564,284.70 is: 86,346,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,764,014.90 : 215,646,022.35 = 57,564,284.70 : x
  2. Step 2: Convert to fraction form
    143,764,014.90/215,646,022.35 = 57,564,284.70/x
  3. Step 3: Cross multiply
    143,764,014.90x = 215,646,022.35 × 57,564,284.70
  4. Step 4: Simplify right side
    143,764,014.90x = 12,413,509,024,977,964
  5. Step 5: Solve for x
    x = 12,413,509,024,977,964/143,764,014.90
  6. Step 6: Final answer
    x = 86,346,427.05

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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.