Home / 236,196,011.90-354,294,017.85-139,101,741.20

Finding the Fourth Proportional to 236,196,011.90, 354,294,017.85 and 139,101,741.20

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Solution

The fourth proportional to 236,196,011.90, 354,294,017.85 and 139,101,741.20 is: 208,652,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,011.90 : 354,294,017.85 = 139,101,741.20 : x
  2. Step 2: Convert to fraction form
    236,196,011.90/354,294,017.85 = 139,101,741.20/x
  3. Step 3: Cross multiply
    236,196,011.90x = 354,294,017.85 × 139,101,741.20
  4. Step 4: Simplify right side
    236,196,011.90x = 49,282,914,779,678,880
  5. Step 5: Solve for x
    x = 49,282,914,779,678,880/236,196,011.90
  6. Step 6: Final answer
    x = 208,652,611.80

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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.