Home / 469,308,681.48-647,615,810.34-260,464,965.60

Finding the Fourth Proportional to 469,308,681.48, 647,615,810.34 and 260,464,965.60

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Solution

The fourth proportional to 469,308,681.48, 647,615,810.34 and 260,464,965.60 is: 359,424,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,308,681.48 : 647,615,810.34 = 260,464,965.60 : x
  2. Step 2: Convert to fraction form
    469,308,681.48/647,615,810.34 = 260,464,965.60/x
  3. Step 3: Cross multiply
    469,308,681.48x = 647,615,810.34 × 260,464,965.60
  4. Step 4: Simplify right side
    469,308,681.48x = 168,681,229,762,224,224
  5. Step 5: Solve for x
    x = 168,681,229,762,224,224/469,308,681.48
  6. Step 6: Final answer
    x = 359,424,908.21

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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.