Home / 313,157,302.07-432,157,090.59-173,941,017.71

Finding the Fourth Proportional to 313,157,302.07, 432,157,090.59 and 173,941,017.71

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Solution

The fourth proportional to 313,157,302.07, 432,157,090.59 and 173,941,017.71 is: 240,038,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,157,302.07 : 432,157,090.59 = 173,941,017.71 : x
  2. Step 2: Convert to fraction form
    313,157,302.07/432,157,090.59 = 173,941,017.71/x
  3. Step 3: Cross multiply
    313,157,302.07x = 432,157,090.59 × 173,941,017.71
  4. Step 4: Simplify right side
    313,157,302.07x = 75,169,844,145,656,480
  5. Step 5: Solve for x
    x = 75,169,844,145,656,480/313,157,302.07
  6. Step 6: Final answer
    x = 240,038,612.06

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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.