Home / 653,246,646.30-979,869,969.45-603,362,051.10

Finding the Fourth Proportional to 653,246,646.30, 979,869,969.45 and 603,362,051.10

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Solution

The fourth proportional to 653,246,646.30, 979,869,969.45 and 603,362,051.10 is: 905,043,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,246,646.30 : 979,869,969.45 = 603,362,051.10 : x
  2. Step 2: Convert to fraction form
    653,246,646.30/979,869,969.45 = 603,362,051.10/x
  3. Step 3: Cross multiply
    653,246,646.30x = 979,869,969.45 × 603,362,051.10
  4. Step 4: Simplify right side
    653,246,646.30x = 591,216,354,578,646,400
  5. Step 5: Solve for x
    x = 591,216,354,578,646,400/653,246,646.30
  6. Step 6: Final answer
    x = 905,043,076.65

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Double scale
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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.