Home / 86,203,895.66-129,346,199.80-37,675,443.78

Finding the Fourth Proportional to 86,203,895.66, 129,346,199.80 and 37,675,443.78

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Solution

The fourth proportional to 86,203,895.66, 129,346,199.80 and 37,675,443.78 is: 56,530,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,203,895.66 : 129,346,199.80 = 37,675,443.78 : x
  2. Step 2: Convert to fraction form
    86,203,895.66/129,346,199.80 = 37,675,443.78/x
  3. Step 3: Cross multiply
    86,203,895.66x = 129,346,199.80 × 37,675,443.78
  4. Step 4: Simplify right side
    86,203,895.66x = 4,873,175,478,721,547
  5. Step 5: Solve for x
    x = 4,873,175,478,721,547/86,203,895.66
  6. Step 6: Final answer
    x = 56,530,803.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.