Home / 272,575,747.92-376,152,585.12-148,816,421.36

Finding the Fourth Proportional to 272,575,747.92, 376,152,585.12 and 148,816,421.36

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Solution

The fourth proportional to 272,575,747.92, 376,152,585.12 and 148,816,421.36 is: 205,365,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,575,747.92 : 376,152,585.12 = 148,816,421.36 : x
  2. Step 2: Convert to fraction form
    272,575,747.92/376,152,585.12 = 148,816,421.36/x
  3. Step 3: Cross multiply
    272,575,747.92x = 376,152,585.12 × 148,816,421.36
  4. Step 4: Simplify right side
    272,575,747.92x = 55,977,681,602,871,192
  5. Step 5: Solve for x
    x = 55,977,681,602,871,192/272,575,747.92
  6. Step 6: Final answer
    x = 205,365,598.48

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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.