Home / 28,875,339,326.98-43,282,439,494.94-9,712,708,386.15

Finding the Fourth Proportional to 28,875,339,326.98, 43,282,439,494.94 and 9,712,708,386.15

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Solution

The fourth proportional to 28,875,339,326.98, 43,282,439,494.94 and 9,712,708,386.15 is: 14,558,780,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,339,326.98 : 43,282,439,494.94 = 9,712,708,386.15 : x
  2. Step 2: Convert to fraction form
    28,875,339,326.98/43,282,439,494.94 = 9,712,708,386.15/x
  3. Step 3: Cross multiply
    28,875,339,326.98x = 43,282,439,494.94 × 9,712,708,386.15
  4. Step 4: Simplify right side
    28,875,339,326.98x = 420,389,713,055,704,612,864
  5. Step 5: Solve for x
    x = 420,389,713,055,704,612,864/28,875,339,326.98
  6. Step 6: Final answer
    x = 14,558,780,012.77

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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.