Home / 212,240,282.40-292,897,308.96-119,424,080.16

Finding the Fourth Proportional to 212,240,282.40, 292,897,308.96 and 119,424,080.16

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Solution

The fourth proportional to 212,240,282.40, 292,897,308.96 and 119,424,080.16 is: 164,808,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,240,282.40 : 292,897,308.96 = 119,424,080.16 : x
  2. Step 2: Convert to fraction form
    212,240,282.40/292,897,308.96 = 119,424,080.16/x
  3. Step 3: Cross multiply
    212,240,282.40x = 292,897,308.96 × 119,424,080.16
  4. Step 4: Simplify right side
    212,240,282.40x = 34,978,991,703,887,324
  5. Step 5: Solve for x
    x = 34,978,991,703,887,324/212,240,282.40
  6. Step 6: Final answer
    x = 164,808,448.75

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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.