Home / 423,373,434.86-634,946,778.16-116,592,622.22

Finding the Fourth Proportional to 423,373,434.86, 634,946,778.16 and 116,592,622.22

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Solution

The fourth proportional to 423,373,434.86, 634,946,778.16 and 116,592,622.22 is: 174,857,711.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,373,434.86 : 634,946,778.16 = 116,592,622.22 : x
  2. Step 2: Convert to fraction form
    423,373,434.86/634,946,778.16 = 116,592,622.22/x
  3. Step 3: Cross multiply
    423,373,434.86x = 634,946,778.16 × 116,592,622.22
  4. Step 4: Simplify right side
    423,373,434.86x = 74,030,109,835,815,024
  5. Step 5: Solve for x
    x = 74,030,109,835,815,024/423,373,434.86
  6. Step 6: Final answer
    x = 174,857,711.28

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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.