Home / 213,241,826.04-319,862,742.54-51,683,762.04

Finding the Fourth Proportional to 213,241,826.04, 319,862,742.54 and 51,683,762.04

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Solution

The fourth proportional to 213,241,826.04, 319,862,742.54 and 51,683,762.04 is: 77,525,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,241,826.04 : 319,862,742.54 = 51,683,762.04 : x
  2. Step 2: Convert to fraction form
    213,241,826.04/319,862,742.54 = 51,683,762.04/x
  3. Step 3: Cross multiply
    213,241,826.04x = 319,862,742.54 × 51,683,762.04
  4. Step 4: Simplify right side
    213,241,826.04x = 16,531,709,870,899,146
  5. Step 5: Solve for x
    x = 16,531,709,870,899,146/213,241,826.04
  6. Step 6: Final answer
    x = 77,525,643.90

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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.