Home / 361,139,386.34-540,789,472.52-237,944,210.66

Finding the Fourth Proportional to 361,139,386.34, 540,789,472.52 and 237,944,210.66

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Solution

The fourth proportional to 361,139,386.34, 540,789,472.52 and 237,944,210.66 is: 356,310,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,139,386.34 : 540,789,472.52 = 237,944,210.66 : x
  2. Step 2: Convert to fraction form
    361,139,386.34/540,789,472.52 = 237,944,210.66/x
  3. Step 3: Cross multiply
    361,139,386.34x = 540,789,472.52 × 237,944,210.66
  4. Step 4: Simplify right side
    361,139,386.34x = 128,677,724,172,009,152
  5. Step 5: Solve for x
    x = 128,677,724,172,009,152/361,139,386.34
  6. Step 6: Final answer
    x = 356,310,413.76

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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.