Home / 56,484,414,953.76-77,952,032,669.52-31,109,881,239.84

Finding the Fourth Proportional to 56,484,414,953.76, 77,952,032,669.52 and 31,109,881,239.84

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Solution

The fourth proportional to 56,484,414,953.76, 77,952,032,669.52 and 31,109,881,239.84 is: 42,933,585,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484,414,953.76 : 77,952,032,669.52 = 31,109,881,239.84 : x
  2. Step 2: Convert to fraction form
    56,484,414,953.76/77,952,032,669.52 = 31,109,881,239.84/x
  3. Step 3: Cross multiply
    56,484,414,953.76x = 77,952,032,669.52 × 31,109,881,239.84
  4. Step 4: Simplify right side
    56,484,414,953.76x = 2,425,078,478,752,895,205,376
  5. Step 5: Solve for x
    x = 2,425,078,478,752,895,205,376/56,484,414,953.76
  6. Step 6: Final answer
    x = 42,933,585,852.63

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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.