Home / 86,869,367.60-130,304,051.40-33,013,828.40

Finding the Fourth Proportional to 86,869,367.60, 130,304,051.40 and 33,013,828.40

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Solution

The fourth proportional to 86,869,367.60, 130,304,051.40 and 33,013,828.40 is: 49,520,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,869,367.60 : 130,304,051.40 = 33,013,828.40 : x
  2. Step 2: Convert to fraction form
    86,869,367.60/130,304,051.40 = 33,013,828.40/x
  3. Step 3: Cross multiply
    86,869,367.60x = 130,304,051.40 × 33,013,828.40
  4. Step 4: Simplify right side
    86,869,367.60x = 4,301,835,592,744,380
  5. Step 5: Solve for x
    x = 4,301,835,592,744,380/86,869,367.60
  6. Step 6: Final answer
    x = 49,520,742.60

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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.