Home / 286,206,869.40-429,310,304.10-195,507,605.40

Finding the Fourth Proportional to 286,206,869.40, 429,310,304.10 and 195,507,605.40

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Solution

The fourth proportional to 286,206,869.40, 429,310,304.10 and 195,507,605.40 is: 293,261,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,206,869.40 : 429,310,304.10 = 195,507,605.40 : x
  2. Step 2: Convert to fraction form
    286,206,869.40/429,310,304.10 = 195,507,605.40/x
  3. Step 3: Cross multiply
    286,206,869.40x = 429,310,304.10 × 195,507,605.40
  4. Step 4: Simplify right side
    286,206,869.40x = 83,933,429,528,136,816
  5. Step 5: Solve for x
    x = 83,933,429,528,136,816/286,206,869.40
  6. Step 6: Final answer
    x = 293,261,408.10

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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.