Home / 28,875,339,382.07-43,282,439,575.49-9,712,708,440.23

Finding the Fourth Proportional to 28,875,339,382.07, 43,282,439,575.49 and 9,712,708,440.23

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Solution

The fourth proportional to 28,875,339,382.07, 43,282,439,575.49 and 9,712,708,440.23 is: 14,558,780,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,339,382.07 : 43,282,439,575.49 = 9,712,708,440.23 : x
  2. Step 2: Convert to fraction form
    28,875,339,382.07/43,282,439,575.49 = 9,712,708,440.23/x
  3. Step 3: Cross multiply
    28,875,339,382.07x = 43,282,439,575.49 × 9,712,708,440.23
  4. Step 4: Simplify right side
    28,875,339,382.07x = 420,389,716,178,341,724,160
  5. Step 5: Solve for x
    x = 420,389,716,178,341,724,160/28,875,339,382.07
  6. Step 6: Final answer
    x = 14,558,780,093.14

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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.