Home / 9,005,043,312.03-12,426,960,948.57-4,990,972,731.24

Finding the Fourth Proportional to 9,005,043,312.03, 12,426,960,948.57 and 4,990,972,731.24

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Solution

The fourth proportional to 9,005,043,312.03, 12,426,960,948.57 and 4,990,972,731.24 is: 6,887,543,021.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,043,312.03 : 12,426,960,948.57 = 4,990,972,731.24 : x
  2. Step 2: Convert to fraction form
    9,005,043,312.03/12,426,960,948.57 = 4,990,972,731.24/x
  3. Step 3: Cross multiply
    9,005,043,312.03x = 12,426,960,948.57 × 4,990,972,731.24
  4. Step 4: Simplify right side
    9,005,043,312.03x = 62,022,623,226,497,228,800
  5. Step 5: Solve for x
    x = 62,022,623,226,497,228,800/9,005,043,312.03
  6. Step 6: Final answer
    x = 6,887,543,021.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.