Home / 162,677,886.98-224,412,472.15-103,878,729.86

Finding the Fourth Proportional to 162,677,886.98, 224,412,472.15 and 103,878,729.86

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Solution

The fourth proportional to 162,677,886.98, 224,412,472.15 and 103,878,729.86 is: 143,299,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,677,886.98 : 224,412,472.15 = 103,878,729.86 : x
  2. Step 2: Convert to fraction form
    162,677,886.98/224,412,472.15 = 103,878,729.86/x
  3. Step 3: Cross multiply
    162,677,886.98x = 224,412,472.15 × 103,878,729.86
  4. Step 4: Simplify right side
    162,677,886.98x = 23,311,682,570,302,868
  5. Step 5: Solve for x
    x = 23,311,682,570,302,868/162,677,886.98
  6. Step 6: Final answer
    x = 143,299,639.57

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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.