Home / 64,656,829.10-96,985,243.65-57,641,807.90

Finding the Fourth Proportional to 64,656,829.10, 96,985,243.65 and 57,641,807.90

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Solution

The fourth proportional to 64,656,829.10, 96,985,243.65 and 57,641,807.90 is: 86,462,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656,829.10 : 96,985,243.65 = 57,641,807.90 : x
  2. Step 2: Convert to fraction form
    64,656,829.10/96,985,243.65 = 57,641,807.90/x
  3. Step 3: Cross multiply
    64,656,829.10x = 96,985,243.65 × 57,641,807.90
  4. Step 4: Simplify right side
    64,656,829.10x = 5,590,404,783,607,995
  5. Step 5: Solve for x
    x = 5,590,404,783,607,995/64,656,829.10
  6. Step 6: Final answer
    x = 86,462,711.85

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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.