Home / 194,047,207.20-291,070,810.80-159,609,830.40

Finding the Fourth Proportional to 194,047,207.20, 291,070,810.80 and 159,609,830.40

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Solution

The fourth proportional to 194,047,207.20, 291,070,810.80 and 159,609,830.40 is: 239,414,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,047,207.20 : 291,070,810.80 = 159,609,830.40 : x
  2. Step 2: Convert to fraction form
    194,047,207.20/291,070,810.80 = 159,609,830.40/x
  3. Step 3: Cross multiply
    194,047,207.20x = 291,070,810.80 × 159,609,830.40
  4. Step 4: Simplify right side
    194,047,207.20x = 46,457,762,746,178,488
  5. Step 5: Solve for x
    x = 46,457,762,746,178,488/194,047,207.20
  6. Step 6: Final answer
    x = 239,414,745.60

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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.