Home / 294,678,707.02-441,942,663.70-87,368,641.28

Finding the Fourth Proportional to 294,678,707.02, 441,942,663.70 and 87,368,641.28

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Solution

The fourth proportional to 294,678,707.02, 441,942,663.70 and 87,368,641.28 is: 131,030,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,678,707.02 : 441,942,663.70 = 87,368,641.28 : x
  2. Step 2: Convert to fraction form
    294,678,707.02/441,942,663.70 = 87,368,641.28/x
  3. Step 3: Cross multiply
    294,678,707.02x = 441,942,663.70 × 87,368,641.28
  4. Step 4: Simplify right side
    294,678,707.02x = 38,611,930,051,132,976
  5. Step 5: Solve for x
    x = 38,611,930,051,132,976/294,678,707.02
  6. Step 6: Final answer
    x = 131,030,607.68

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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.