Home / 93,312,005.80-139,968,008.70-54,953,775.40

Finding the Fourth Proportional to 93,312,005.80, 139,968,008.70 and 54,953,775.40

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Solution

The fourth proportional to 93,312,005.80, 139,968,008.70 and 54,953,775.40 is: 82,430,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,005.80 : 139,968,008.70 = 54,953,775.40 : x
  2. Step 2: Convert to fraction form
    93,312,005.80/139,968,008.70 = 54,953,775.40/x
  3. Step 3: Cross multiply
    93,312,005.80x = 139,968,008.70 × 54,953,775.40
  4. Step 4: Simplify right side
    93,312,005.80x = 7,691,770,513,285,045
  5. Step 5: Solve for x
    x = 7,691,770,513,285,045/93,312,005.80
  6. Step 6: Final answer
    x = 82,430,663.10

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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.