Home / 423,373,430.61-634,946,771.79-116,592,617.97

Finding the Fourth Proportional to 423,373,430.61, 634,946,771.79 and 116,592,617.97

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Solution

The fourth proportional to 423,373,430.61, 634,946,771.79 and 116,592,617.97 is: 174,857,704.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,373,430.61 : 634,946,771.79 = 116,592,617.97 : x
  2. Step 2: Convert to fraction form
    423,373,430.61/634,946,771.79 = 116,592,617.97/x
  3. Step 3: Cross multiply
    423,373,430.61x = 634,946,771.79 × 116,592,617.97
  4. Step 4: Simplify right side
    423,373,430.61x = 74,030,106,394,596,240
  5. Step 5: Solve for x
    x = 74,030,106,394,596,240/423,373,430.61
  6. Step 6: Final answer
    x = 174,857,704.91

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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.