Home / 1,112,844,907.71-1,669,459,856.99-375,920,177.67

Finding the Fourth Proportional to 1,112,844,907.71, 1,669,459,856.99 and 375,920,177.67

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Solution

The fourth proportional to 1,112,844,907.71, 1,669,459,856.99 and 375,920,177.67 is: 563,945,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,844,907.71 : 1,669,459,856.99 = 375,920,177.67 : x
  2. Step 2: Convert to fraction form
    1,112,844,907.71/1,669,459,856.99 = 375,920,177.67/x
  3. Step 3: Cross multiply
    1,112,844,907.71x = 1,669,459,856.99 × 375,920,177.67
  4. Step 4: Simplify right side
    1,112,844,907.71x = 627,583,646,050,733,952
  5. Step 5: Solve for x
    x = 627,583,646,050,733,952/1,112,844,907.71
  6. Step 6: Final answer
    x = 563,945,291.66

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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.