Home / 1,636,915,236.66-2,455,337,601.57-456,464,264.67

Finding the Fourth Proportional to 1,636,915,236.66, 2,455,337,601.57 and 456,464,264.67

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Solution

The fourth proportional to 1,636,915,236.66, 2,455,337,601.57 and 456,464,264.67 is: 684,686,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,915,236.66 : 2,455,337,601.57 = 456,464,264.67 : x
  2. Step 2: Convert to fraction form
    1,636,915,236.66/2,455,337,601.57 = 456,464,264.67/x
  3. Step 3: Cross multiply
    1,636,915,236.66x = 2,455,337,601.57 × 456,464,264.67
  4. Step 4: Simplify right side
    1,636,915,236.66x = 1,120,773,872,810,854,272
  5. Step 5: Solve for x
    x = 1,120,773,872,810,854,272/1,636,915,236.66
  6. Step 6: Final answer
    x = 684,686,566.36

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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.