Home / 188,000,515.80-282,000,773.70-130,604,887.80

Finding the Fourth Proportional to 188,000,515.80, 282,000,773.70 and 130,604,887.80

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Solution

The fourth proportional to 188,000,515.80, 282,000,773.70 and 130,604,887.80 is: 195,907,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,000,515.80 : 282,000,773.70 = 130,604,887.80 : x
  2. Step 2: Convert to fraction form
    188,000,515.80/282,000,773.70 = 130,604,887.80/x
  3. Step 3: Cross multiply
    188,000,515.80x = 282,000,773.70 × 130,604,887.80
  4. Step 4: Simplify right side
    188,000,515.80x = 36,830,679,408,601,688
  5. Step 5: Solve for x
    x = 36,830,679,408,601,688/188,000,515.80
  6. Step 6: Final answer
    x = 195,907,331.70

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1.5x scale

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.