Home / 587,723,897.79-881,713,392.59-178,769,419.47

Finding the Fourth Proportional to 587,723,897.79, 881,713,392.59 and 178,769,419.47

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Solution

The fourth proportional to 587,723,897.79, 881,713,392.59 and 178,769,419.47 is: 268,192,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,723,897.79 : 881,713,392.59 = 178,769,419.47 : x
  2. Step 2: Convert to fraction form
    587,723,897.79/881,713,392.59 = 178,769,419.47/x
  3. Step 3: Cross multiply
    587,723,897.79x = 881,713,392.59 × 178,769,419.47
  4. Step 4: Simplify right side
    587,723,897.79x = 157,623,391,332,685,408
  5. Step 5: Solve for x
    x = 157,623,391,332,685,408/587,723,897.79
  6. Step 6: Final answer
    x = 268,192,925.16

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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.