Home / 292,573,019.76-438,792,373.42-174,431,209.70

Finding the Fourth Proportional to 292,573,019.76, 438,792,373.42 and 174,431,209.70

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Solution

The fourth proportional to 292,573,019.76, 438,792,373.42 and 174,431,209.70 is: 261,606,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,573,019.76 : 438,792,373.42 = 174,431,209.70 : x
  2. Step 2: Convert to fraction form
    292,573,019.76/438,792,373.42 = 174,431,209.70/x
  3. Step 3: Cross multiply
    292,573,019.76x = 438,792,373.42 × 174,431,209.70
  4. Step 4: Simplify right side
    292,573,019.76x = 76,539,084,502,702,784
  5. Step 5: Solve for x
    x = 76,539,084,502,702,784/292,573,019.76
  6. Step 6: Final answer
    x = 261,606,776.20

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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.