Home / 100,596,909.88-138,803,384.24-58,772,897.63

Finding the Fourth Proportional to 100,596,909.88, 138,803,384.24 and 58,772,897.63

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Solution

The fourth proportional to 100,596,909.88, 138,803,384.24 and 58,772,897.63 is: 81,094,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,596,909.88 : 138,803,384.24 = 58,772,897.63 : x
  2. Step 2: Convert to fraction form
    100,596,909.88/138,803,384.24 = 58,772,897.63/x
  3. Step 3: Cross multiply
    100,596,909.88x = 138,803,384.24 × 58,772,897.63
  4. Step 4: Simplify right side
    100,596,909.88x = 8,157,877,093,056,137
  5. Step 5: Solve for x
    x = 8,157,877,093,056,137/100,596,909.88
  6. Step 6: Final answer
    x = 81,094,708.61

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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.