Home / 746,496,455.40-1,119,744,683.10-456,258,810.60

Finding the Fourth Proportional to 746,496,455.40, 1,119,744,683.10 and 456,258,810.60

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Solution

The fourth proportional to 746,496,455.40, 1,119,744,683.10 and 456,258,810.60 is: 684,388,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,455.40 : 1,119,744,683.10 = 456,258,810.60 : x
  2. Step 2: Convert to fraction form
    746,496,455.40/1,119,744,683.10 = 456,258,810.60/x
  3. Step 3: Cross multiply
    746,496,455.40x = 1,119,744,683.10 × 456,258,810.60
  4. Step 4: Simplify right side
    746,496,455.40x = 510,893,377,286,879,936
  5. Step 5: Solve for x
    x = 510,893,377,286,879,936/746,496,455.40
  6. Step 6: Final answer
    x = 684,388,215.90

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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.