Home / 175,536,569.28-263,412,476.04-78,574,262.16

Finding the Fourth Proportional to 175,536,569.28, 263,412,476.04 and 78,574,262.16

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Solution

The fourth proportional to 175,536,569.28, 263,412,476.04 and 78,574,262.16 is: 117,909,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,536,569.28 : 263,412,476.04 = 78,574,262.16 : x
  2. Step 2: Convert to fraction form
    175,536,569.28/263,412,476.04 = 78,574,262.16/x
  3. Step 3: Cross multiply
    175,536,569.28x = 263,412,476.04 × 78,574,262.16
  4. Step 4: Simplify right side
    175,536,569.28x = 20,697,440,948,581,676
  5. Step 5: Solve for x
    x = 20,697,440,948,581,676/175,536,569.28
  6. Step 6: Final answer
    x = 117,909,567.41

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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.