Home / 423,373,416.36-634,946,750.42-116,592,603.72

Finding the Fourth Proportional to 423,373,416.36, 634,946,750.42 and 116,592,603.72

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Solution

The fourth proportional to 423,373,416.36, 634,946,750.42 and 116,592,603.72 is: 174,857,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,373,416.36 : 634,946,750.42 = 116,592,603.72 : x
  2. Step 2: Convert to fraction form
    423,373,416.36/634,946,750.42 = 116,592,603.72/x
  3. Step 3: Cross multiply
    423,373,416.36x = 634,946,750.42 × 116,592,603.72
  4. Step 4: Simplify right side
    423,373,416.36x = 74,030,094,854,437,840
  5. Step 5: Solve for x
    x = 74,030,094,854,437,840/423,373,416.36
  6. Step 6: Final answer
    x = 174,857,683.53

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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.