Home / 317,416,206.16-438,039,779.91-174,368,001.19

Finding the Fourth Proportional to 317,416,206.16, 438,039,779.91 and 174,368,001.19

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Solution

The fourth proportional to 317,416,206.16, 438,039,779.91 and 174,368,001.19 is: 240,630,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,416,206.16 : 438,039,779.91 = 174,368,001.19 : x
  2. Step 2: Convert to fraction form
    317,416,206.16/438,039,779.91 = 174,368,001.19/x
  3. Step 3: Cross multiply
    317,416,206.16x = 438,039,779.91 × 174,368,001.19
  4. Step 4: Simplify right side
    317,416,206.16x = 76,380,120,864,614,224
  5. Step 5: Solve for x
    x = 76,380,120,864,614,224/317,416,206.16
  6. Step 6: Final answer
    x = 240,630,816.52

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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.