Home / 786,716,458,062.08-1,178,215,780,876-384,075,668,883.20

Finding the Fourth Proportional to 786,716,458,062.08, 1,178,215,780,876 and 384,075,668,883.20

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Solution

The fourth proportional to 786,716,458,062.08, 1,178,215,780,876 and 384,075,668,883.20 is: 575,205,983,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,716,458,062.08 : 1,178,215,780,876 = 384,075,668,883.20 : x
  2. Step 2: Convert to fraction form
    786,716,458,062.08/1,178,215,780,876 = 384,075,668,883.20/x
  3. Step 3: Cross multiply
    786,716,458,062.08x = 1,178,215,780,876 × 384,075,668,883.20
  4. Step 4: Simplify right side
    786,716,458,062.08x = 452,524,014,128,691,547,209,728
  5. Step 5: Solve for x
    x = 452,524,014,128,691,547,209,728/786,716,458,062.08
  6. Step 6: Final answer
    x = 575,205,983,669.64

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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.