Home / 374,680,730.81-517,065,503.18-205,132,119.22

Finding the Fourth Proportional to 374,680,730.81, 517,065,503.18 and 205,132,119.22

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Solution

The fourth proportional to 374,680,730.81, 517,065,503.18 and 205,132,119.22 is: 283,085,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,680,730.81 : 517,065,503.18 = 205,132,119.22 : x
  2. Step 2: Convert to fraction form
    374,680,730.81/517,065,503.18 = 205,132,119.22/x
  3. Step 3: Cross multiply
    374,680,730.81x = 517,065,503.18 × 205,132,119.22
  4. Step 4: Simplify right side
    374,680,730.81x = 106,066,742,445,106,848
  5. Step 5: Solve for x
    x = 106,066,742,445,106,848/374,680,730.81
  6. Step 6: Final answer
    x = 283,085,661.27

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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.