Home / 174,504,477.47-261,688,613.47-76,166,261.21

Finding the Fourth Proportional to 174,504,477.47, 261,688,613.47 and 76,166,261.21

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Solution

The fourth proportional to 174,504,477.47, 261,688,613.47 and 76,166,261.21 is: 114,219,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,504,477.47 : 261,688,613.47 = 76,166,261.21 : x
  2. Step 2: Convert to fraction form
    174,504,477.47/261,688,613.47 = 76,166,261.21/x
  3. Step 3: Cross multiply
    174,504,477.47x = 261,688,613.47 × 76,166,261.21
  4. Step 4: Simplify right side
    174,504,477.47x = 19,931,843,290,130,608
  5. Step 5: Solve for x
    x = 19,931,843,290,130,608/174,504,477.47
  6. Step 6: Final answer
    x = 114,219,666.91

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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.