Home / 10,306,484,316.90-15,464,261,438.55-4,782,899,139.30

Finding the Fourth Proportional to 10,306,484,316.90, 15,464,261,438.55 and 4,782,899,139.30

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Solution

The fourth proportional to 10,306,484,316.90, 15,464,261,438.55 and 4,782,899,139.30 is: 7,176,453,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,484,316.90 : 15,464,261,438.55 = 4,782,899,139.30 : x
  2. Step 2: Convert to fraction form
    10,306,484,316.90/15,464,261,438.55 = 4,782,899,139.30/x
  3. Step 3: Cross multiply
    10,306,484,316.90x = 15,464,261,438.55 × 4,782,899,139.30
  4. Step 4: Simplify right side
    10,306,484,316.90x = 73,964,002,724,350,967,808
  5. Step 5: Solve for x
    x = 73,964,002,724,350,967,808/10,306,484,316.90
  6. Step 6: Final answer
    x = 7,176,453,235.67

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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.