Home / 286,848,782.19-429,382,501.13-155,364,490.53

Finding the Fourth Proportional to 286,848,782.19, 429,382,501.13 and 155,364,490.53

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Solution

The fourth proportional to 286,848,782.19, 429,382,501.13 and 155,364,490.53 is: 232,564,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,848,782.19 : 429,382,501.13 = 155,364,490.53 : x
  2. Step 2: Convert to fraction form
    286,848,782.19/429,382,501.13 = 155,364,490.53/x
  3. Step 3: Cross multiply
    286,848,782.19x = 429,382,501.13 × 155,364,490.53
  4. Step 4: Simplify right side
    286,848,782.19x = 66,710,793,530,948,008
  5. Step 5: Solve for x
    x = 66,710,793,530,948,008/286,848,782.19
  6. Step 6: Final answer
    x = 232,564,325.43

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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.