Home / 93,312,233.20-139,968,349.80-47,878,620.40

Finding the Fourth Proportional to 93,312,233.20, 139,968,349.80 and 47,878,620.40

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Solution

The fourth proportional to 93,312,233.20, 139,968,349.80 and 47,878,620.40 is: 71,817,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,233.20 : 139,968,349.80 = 47,878,620.40 : x
  2. Step 2: Convert to fraction form
    93,312,233.20/139,968,349.80 = 47,878,620.40/x
  3. Step 3: Cross multiply
    93,312,233.20x = 139,968,349.80 × 47,878,620.40
  4. Step 4: Simplify right side
    93,312,233.20x = 6,701,491,488,088,616
  5. Step 5: Solve for x
    x = 6,701,491,488,088,616/93,312,233.20
  6. Step 6: Final answer
    x = 71,817,930.60

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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.