Home / 711,184,046,287.26-981,408,590,592.98-402,528,778,395.48

Finding the Fourth Proportional to 711,184,046,287.26, 981,408,590,592.98 and 402,528,778,395.48

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Solution

The fourth proportional to 711,184,046,287.26, 981,408,590,592.98 and 402,528,778,395.48 is: 555,475,341,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,184,046,287.26 : 981,408,590,592.98 = 402,528,778,395.48 : x
  2. Step 2: Convert to fraction form
    711,184,046,287.26/981,408,590,592.98 = 402,528,778,395.48/x
  3. Step 3: Cross multiply
    711,184,046,287.26x = 981,408,590,592.98 × 402,528,778,395.48
  4. Step 4: Simplify right side
    711,184,046,287.26x = 395,045,201,078,222,002,847,744
  5. Step 5: Solve for x
    x = 395,045,201,078,222,002,847,744/711,184,046,287.26
  6. Step 6: Final answer
    x = 555,475,341,637.03

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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.