Home / 56,791,913,337-78,375,148,039.98-31,416,947,180.28

Finding the Fourth Proportional to 56,791,913,337, 78,375,148,039.98 and 31,416,947,180.28

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Solution

The fourth proportional to 56,791,913,337, 78,375,148,039.98 and 31,416,947,180.28 is: 43,356,663,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,791,913,337 : 78,375,148,039.98 = 31,416,947,180.28 : x
  2. Step 2: Convert to fraction form
    56,791,913,337/78,375,148,039.98 = 31,416,947,180.28/x
  3. Step 3: Cross multiply
    56,791,913,337x = 78,375,148,039.98 × 31,416,947,180.28
  4. Step 4: Simplify right side
    56,791,913,337x = 2,462,307,886,218,676,797,440
  5. Step 5: Solve for x
    x = 2,462,307,886,218,676,797,440/56,791,913,337
  6. Step 6: Final answer
    x = 43,356,663,678.64

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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.