Home / 49,062,621,317.80-73,593,931,976.70-21,127,248,005.80

Finding the Fourth Proportional to 49,062,621,317.80, 73,593,931,976.70 and 21,127,248,005.80

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Solution

The fourth proportional to 49,062,621,317.80, 73,593,931,976.70 and 21,127,248,005.80 is: 31,690,872,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,062,621,317.80 : 73,593,931,976.70 = 21,127,248,005.80 : x
  2. Step 2: Convert to fraction form
    49,062,621,317.80/73,593,931,976.70 = 21,127,248,005.80/x
  3. Step 3: Cross multiply
    49,062,621,317.80x = 73,593,931,976.70 × 21,127,248,005.80
  4. Step 4: Simplify right side
    49,062,621,317.80x = 1,554,837,252,593,715,773,440
  5. Step 5: Solve for x
    x = 1,554,837,252,593,715,773,440/49,062,621,317.80
  6. Step 6: Final answer
    x = 31,690,872,008.70

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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.