Home / 52,209,663,535.25-78,234,562,712.58-35,129,163,447.12

Finding the Fourth Proportional to 52,209,663,535.25, 78,234,562,712.58 and 35,129,163,447.12

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Solution

The fourth proportional to 52,209,663,535.25, 78,234,562,712.58 and 35,129,163,447.12 is: 52,639,962,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209,663,535.25 : 78,234,562,712.58 = 35,129,163,447.12 : x
  2. Step 2: Convert to fraction form
    52,209,663,535.25/78,234,562,712.58 = 35,129,163,447.12/x
  3. Step 3: Cross multiply
    52,209,663,535.25x = 78,234,562,712.58 × 35,129,163,447.12
  4. Step 4: Simplify right side
    52,209,663,535.25x = 2,748,314,740,744,183,087,104
  5. Step 5: Solve for x
    x = 2,748,314,740,744,183,087,104/52,209,663,535.25
  6. Step 6: Final answer
    x = 52,639,962,693.67

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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.