Home / 546,485,317.17-818,870,030.67-371,691,715.05

Finding the Fourth Proportional to 546,485,317.17, 818,870,030.67 and 371,691,715.05

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Solution

The fourth proportional to 546,485,317.17, 818,870,030.67 and 371,691,715.05 is: 556,954,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,485,317.17 : 818,870,030.67 = 371,691,715.05 : x
  2. Step 2: Convert to fraction form
    546,485,317.17/818,870,030.67 = 371,691,715.05/x
  3. Step 3: Cross multiply
    546,485,317.17x = 818,870,030.67 × 371,691,715.05
  4. Step 4: Simplify right side
    546,485,317.17x = 304,367,206,102,778,368
  5. Step 5: Solve for x
    x = 304,367,206,102,778,368/546,485,317.17
  6. Step 6: Final answer
    x = 556,954,041.65

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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.