Home / 105,388,924.80-145,433,592.63-58,348,094.82

Finding the Fourth Proportional to 105,388,924.80, 145,433,592.63 and 58,348,094.82

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Solution

The fourth proportional to 105,388,924.80, 145,433,592.63 and 58,348,094.82 is: 80,518,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,388,924.80 : 145,433,592.63 = 58,348,094.82 : x
  2. Step 2: Convert to fraction form
    105,388,924.80/145,433,592.63 = 58,348,094.82/x
  3. Step 3: Cross multiply
    105,388,924.80x = 145,433,592.63 × 58,348,094.82
  4. Step 4: Simplify right side
    105,388,924.80x = 8,485,773,052,788,493
  5. Step 5: Solve for x
    x = 8,485,773,052,788,493/105,388,924.80
  6. Step 6: Final answer
    x = 80,518,641.49

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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.