Home / 317,943,185.96-476,428,011.96-213,927,117.60

Finding the Fourth Proportional to 317,943,185.96, 476,428,011.96 and 213,927,117.60

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Solution

The fourth proportional to 317,943,185.96, 476,428,011.96 and 213,927,117.60 is: 320,563,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,943,185.96 : 476,428,011.96 = 213,927,117.60 : x
  2. Step 2: Convert to fraction form
    317,943,185.96/476,428,011.96 = 213,927,117.60/x
  3. Step 3: Cross multiply
    317,943,185.96x = 476,428,011.96 × 213,927,117.60
  4. Step 4: Simplify right side
    317,943,185.96x = 101,920,871,342,501,120
  5. Step 5: Solve for x
    x = 101,920,871,342,501,120/317,943,185.96
  6. Step 6: Final answer
    x = 320,563,156.70

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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.