Home / 986,724,487,953.10-1,479,042,114,878.40-331,901,458,737.39

Finding the Fourth Proportional to 986,724,487,953.10, 1,479,042,114,878.40 and 331,901,458,737.39

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Solution

The fourth proportional to 986,724,487,953.10, 1,479,042,114,878.40 and 331,901,458,737.39 is: 497,500,813,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,724,487,953.10 : 1,479,042,114,878.40 = 331,901,458,737.39 : x
  2. Step 2: Convert to fraction form
    986,724,487,953.10/1,479,042,114,878.40 = 331,901,458,737.39/x
  3. Step 3: Cross multiply
    986,724,487,953.10x = 1,479,042,114,878.40 × 331,901,458,737.39
  4. Step 4: Simplify right side
    986,724,487,953.10x = 490,896,235,462,175,282,429,952
  5. Step 5: Solve for x
    x = 490,896,235,462,175,282,429,952/986,724,487,953.10
  6. Step 6: Final answer
    x = 497,500,813,505.21

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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.