Home / 230,174,742.80-345,262,114.20-144,178,403.60

Finding the Fourth Proportional to 230,174,742.80, 345,262,114.20 and 144,178,403.60

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Solution

The fourth proportional to 230,174,742.80, 345,262,114.20 and 144,178,403.60 is: 216,267,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,174,742.80 : 345,262,114.20 = 144,178,403.60 : x
  2. Step 2: Convert to fraction form
    230,174,742.80/345,262,114.20 = 144,178,403.60/x
  3. Step 3: Cross multiply
    230,174,742.80x = 345,262,114.20 × 144,178,403.60
  4. Step 4: Simplify right side
    230,174,742.80x = 49,779,340,448,916,888
  5. Step 5: Solve for x
    x = 49,779,340,448,916,888/230,174,742.80
  6. Step 6: Final answer
    x = 216,267,605.40

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1.5x scale

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.