Home / 93,219,003.10-139,834,109.53-28,523,368.66

Finding the Fourth Proportional to 93,219,003.10, 139,834,109.53 and 28,523,368.66

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Solution

The fourth proportional to 93,219,003.10, 139,834,109.53 and 28,523,368.66 is: 42,786,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,219,003.10 : 139,834,109.53 = 28,523,368.66 : x
  2. Step 2: Convert to fraction form
    93,219,003.10/139,834,109.53 = 28,523,368.66/x
  3. Step 3: Cross multiply
    93,219,003.10x = 139,834,109.53 × 28,523,368.66
  4. Step 4: Simplify right side
    93,219,003.10x = 3,988,539,857,367,009.50
  5. Step 5: Solve for x
    x = 3,988,539,857,367,009.50/93,219,003.10
  6. Step 6: Final answer
    x = 42,786,767.98

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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.