Home / 109,304,159.60-163,956,239.40-28,525,127.60

Finding the Fourth Proportional to 109,304,159.60, 163,956,239.40 and 28,525,127.60

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Solution

The fourth proportional to 109,304,159.60, 163,956,239.40 and 28,525,127.60 is: 42,787,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,304,159.60 : 163,956,239.40 = 28,525,127.60 : x
  2. Step 2: Convert to fraction form
    109,304,159.60/163,956,239.40 = 28,525,127.60/x
  3. Step 3: Cross multiply
    109,304,159.60x = 163,956,239.40 × 28,525,127.60
  4. Step 4: Simplify right side
    109,304,159.60x = 4,676,872,649,701,148
  5. Step 5: Solve for x
    x = 4,676,872,649,701,148/109,304,159.60
  6. Step 6: Final answer
    x = 42,787,691.40

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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.