Home / 93,081,516.48-139,621,897.74-28,385,134.20

Finding the Fourth Proportional to 93,081,516.48, 139,621,897.74 and 28,385,134.20

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Solution

The fourth proportional to 93,081,516.48, 139,621,897.74 and 28,385,134.20 is: 42,577,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,081,516.48 : 139,621,897.74 = 28,385,134.20 : x
  2. Step 2: Convert to fraction form
    93,081,516.48/139,621,897.74 = 28,385,134.20/x
  3. Step 3: Cross multiply
    93,081,516.48x = 139,621,897.74 × 28,385,134.20
  4. Step 4: Simplify right side
    93,081,516.48x = 3,963,186,304,608,577
  5. Step 5: Solve for x
    x = 3,963,186,304,608,577/93,081,516.48
  6. Step 6: Final answer
    x = 42,577,586.34

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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.