Home / 143,679,525.30-215,547,281.55-57,403,250.10

Finding the Fourth Proportional to 143,679,525.30, 215,547,281.55 and 57,403,250.10

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Solution

The fourth proportional to 143,679,525.30, 215,547,281.55 and 57,403,250.10 is: 86,116,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,679,525.30 : 215,547,281.55 = 57,403,250.10 : x
  2. Step 2: Convert to fraction form
    143,679,525.30/215,547,281.55 = 57,403,250.10/x
  3. Step 3: Cross multiply
    143,679,525.30x = 215,547,281.55 × 57,403,250.10
  4. Step 4: Simplify right side
    143,679,525.30x = 12,373,114,511,189,766
  5. Step 5: Solve for x
    x = 12,373,114,511,189,766/143,679,525.30
  6. Step 6: Final answer
    x = 86,116,059.23

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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.