Home / 249,052,403.60-372,570,835.80-218,819,315.60

Finding the Fourth Proportional to 249,052,403.60, 372,570,835.80 and 218,819,315.60

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Solution

The fourth proportional to 249,052,403.60, 372,570,835.80 and 218,819,315.60 is: 327,343,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,052,403.60 : 372,570,835.80 = 218,819,315.60 : x
  2. Step 2: Convert to fraction form
    249,052,403.60/372,570,835.80 = 218,819,315.60/x
  3. Step 3: Cross multiply
    249,052,403.60x = 372,570,835.80 × 218,819,315.60
  4. Step 4: Simplify right side
    249,052,403.60x = 81,525,695,302,275,984
  5. Step 5: Solve for x
    x = 81,525,695,302,275,984/249,052,403.60
  6. Step 6: Final answer
    x = 327,343,539.45

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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.