Home / 312,022,970.10-468,034,455.15-150,779,834.10

Finding the Fourth Proportional to 312,022,970.10, 468,034,455.15 and 150,779,834.10

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Solution

The fourth proportional to 312,022,970.10, 468,034,455.15 and 150,779,834.10 is: 226,169,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,022,970.10 : 468,034,455.15 = 150,779,834.10 : x
  2. Step 2: Convert to fraction form
    312,022,970.10/468,034,455.15 = 150,779,834.10/x
  3. Step 3: Cross multiply
    312,022,970.10x = 468,034,455.15 × 150,779,834.10
  4. Step 4: Simplify right side
    312,022,970.10x = 70,570,157,500,600,888
  5. Step 5: Solve for x
    x = 70,570,157,500,600,888/312,022,970.10
  6. Step 6: Final answer
    x = 226,169,751.15

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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.