Home / 140,525,526.84-210,835,372.72-48,472,804.78

Finding the Fourth Proportional to 140,525,526.84, 210,835,372.72 and 48,472,804.78

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Solution

The fourth proportional to 140,525,526.84, 210,835,372.72 and 48,472,804.78 is: 72,725,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,525,526.84 : 210,835,372.72 = 48,472,804.78 : x
  2. Step 2: Convert to fraction form
    140,525,526.84/210,835,372.72 = 48,472,804.78/x
  3. Step 3: Cross multiply
    140,525,526.84x = 210,835,372.72 × 48,472,804.78
  4. Step 4: Simplify right side
    140,525,526.84x = 10,219,781,862,575,098
  5. Step 5: Solve for x
    x = 10,219,781,862,575,098/140,525,526.84
  6. Step 6: Final answer
    x = 72,725,447.77

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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.