Home / 136,029,875.60-204,044,813.40-130,739,085.20

Finding the Fourth Proportional to 136,029,875.60, 204,044,813.40 and 130,739,085.20

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Solution

The fourth proportional to 136,029,875.60, 204,044,813.40 and 130,739,085.20 is: 196,108,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,029,875.60 : 204,044,813.40 = 130,739,085.20 : x
  2. Step 2: Convert to fraction form
    136,029,875.60/204,044,813.40 = 130,739,085.20/x
  3. Step 3: Cross multiply
    136,029,875.60x = 204,044,813.40 × 130,739,085.20
  4. Step 4: Simplify right side
    136,029,875.60x = 26,676,632,243,720,704
  5. Step 5: Solve for x
    x = 26,676,632,243,720,704/136,029,875.60
  6. Step 6: Final answer
    x = 196,108,627.80

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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.