Home / 124,416,089.60-186,624,134.40-43,607,897.60

Finding the Fourth Proportional to 124,416,089.60, 186,624,134.40 and 43,607,897.60

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Solution

The fourth proportional to 124,416,089.60, 186,624,134.40 and 43,607,897.60 is: 65,411,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,089.60 : 186,624,134.40 = 43,607,897.60 : x
  2. Step 2: Convert to fraction form
    124,416,089.60/186,624,134.40 = 43,607,897.60/x
  3. Step 3: Cross multiply
    124,416,089.60x = 186,624,134.40 × 43,607,897.60
  4. Step 4: Simplify right side
    124,416,089.60x = 8,138,286,142,603,838
  5. Step 5: Solve for x
    x = 8,138,286,142,603,838/124,416,089.60
  6. Step 6: Final answer
    x = 65,411,846.40

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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.