Home / 119,011,237,175.18-178,593,657,168-43,458,062,075.76

Finding the Fourth Proportional to 119,011,237,175.18, 178,593,657,168 and 43,458,062,075.76

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Solution

The fourth proportional to 119,011,237,175.18, 178,593,657,168 and 43,458,062,075.76 is: 65,215,137,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,011,237,175.18 : 178,593,657,168 = 43,458,062,075.76 : x
  2. Step 2: Convert to fraction form
    119,011,237,175.18/178,593,657,168 = 43,458,062,075.76/x
  3. Step 3: Cross multiply
    119,011,237,175.18x = 178,593,657,168 × 43,458,062,075.76
  4. Step 4: Simplify right side
    119,011,237,175.18x = 7,761,334,239,543,944,019,968
  5. Step 5: Solve for x
    x = 7,761,334,239,543,944,019,968/119,011,237,175.18
  6. Step 6: Final answer
    x = 65,215,137,862.31

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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.