Home / 272,331,860.46-375,804,866.43-148,565,156.46

Finding the Fourth Proportional to 272,331,860.46, 375,804,866.43 and 148,565,156.46

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Solution

The fourth proportional to 272,331,860.46, 375,804,866.43 and 148,565,156.46 is: 205,012,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,331,860.46 : 375,804,866.43 = 148,565,156.46 : x
  2. Step 2: Convert to fraction form
    272,331,860.46/375,804,866.43 = 148,565,156.46/x
  3. Step 3: Cross multiply
    272,331,860.46x = 375,804,866.43 × 148,565,156.46
  4. Step 4: Simplify right side
    272,331,860.46x = 55,831,508,779,602,352
  5. Step 5: Solve for x
    x = 55,831,508,779,602,352/272,331,860.46
  6. Step 6: Final answer
    x = 205,012,768.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.