Home / 417,330,011.57-626,040,419.47-154,983,788.30

Finding the Fourth Proportional to 417,330,011.57, 626,040,419.47 and 154,983,788.30

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Solution

The fourth proportional to 417,330,011.57, 626,040,419.47 and 154,983,788.30 is: 232,492,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,330,011.57 : 626,040,419.47 = 154,983,788.30 : x
  2. Step 2: Convert to fraction form
    417,330,011.57/626,040,419.47 = 154,983,788.30/x
  3. Step 3: Cross multiply
    417,330,011.57x = 626,040,419.47 × 154,983,788.30
  4. Step 4: Simplify right side
    417,330,011.57x = 97,026,115,839,559,328
  5. Step 5: Solve for x
    x = 97,026,115,839,559,328/417,330,011.57
  6. Step 6: Final answer
    x = 232,492,543.43

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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.