Home / 1,209,153,957,330.70-1,813,737,716,800.80-403,318,685,682.06

Finding the Fourth Proportional to 1,209,153,957,330.70, 1,813,737,716,800.80 and 403,318,685,682.06

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Solution

The fourth proportional to 1,209,153,957,330.70, 1,813,737,716,800.80 and 403,318,685,682.06 is: 604,980,290,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,153,957,330.70 : 1,813,737,716,800.80 = 403,318,685,682.06 : x
  2. Step 2: Convert to fraction form
    1,209,153,957,330.70/1,813,737,716,800.80 = 403,318,685,682.06/x
  3. Step 3: Cross multiply
    1,209,153,957,330.70x = 1,813,737,716,800.80 × 403,318,685,682.06
  4. Step 4: Simplify right side
    1,209,153,957,330.70x = 731,514,312,112,078,990,606,336
  5. Step 5: Solve for x
    x = 731,514,312,112,078,990,606,336/1,209,153,957,330.70
  6. Step 6: Final answer
    x = 604,980,290,290.70

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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.