Home / 282,110,998.80-423,166,498.20-74,849,008.80

Finding the Fourth Proportional to 282,110,998.80, 423,166,498.20 and 74,849,008.80

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Solution

The fourth proportional to 282,110,998.80, 423,166,498.20 and 74,849,008.80 is: 112,273,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,110,998.80 : 423,166,498.20 = 74,849,008.80 : x
  2. Step 2: Convert to fraction form
    282,110,998.80/423,166,498.20 = 74,849,008.80/x
  3. Step 3: Cross multiply
    282,110,998.80x = 423,166,498.20 × 74,849,008.80
  4. Step 4: Simplify right side
    282,110,998.80x = 31,673,592,947,636,984
  5. Step 5: Solve for x
    x = 31,673,592,947,636,984/282,110,998.80
  6. Step 6: Final answer
    x = 112,273,513.20

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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.