Home / 307,908,221.32-462,014,080.62-144,157,066.12

Finding the Fourth Proportional to 307,908,221.32, 462,014,080.62 and 144,157,066.12

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Solution

The fourth proportional to 307,908,221.32, 462,014,080.62 and 144,157,066.12 is: 216,306,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,908,221.32 : 462,014,080.62 = 144,157,066.12 : x
  2. Step 2: Convert to fraction form
    307,908,221.32/462,014,080.62 = 144,157,066.12/x
  3. Step 3: Cross multiply
    307,908,221.32x = 462,014,080.62 × 144,157,066.12
  4. Step 4: Simplify right side
    307,908,221.32x = 66,602,594,368,308,352
  5. Step 5: Solve for x
    x = 66,602,594,368,308,352/307,908,221.32
  6. Step 6: Final answer
    x = 216,306,645.15

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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.