Home / 148,975,542.40-223,463,313.60-72,448,038.40

Finding the Fourth Proportional to 148,975,542.40, 223,463,313.60 and 72,448,038.40

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Solution

The fourth proportional to 148,975,542.40, 223,463,313.60 and 72,448,038.40 is: 108,672,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,975,542.40 : 223,463,313.60 = 72,448,038.40 : x
  2. Step 2: Convert to fraction form
    148,975,542.40/223,463,313.60 = 72,448,038.40/x
  3. Step 3: Cross multiply
    148,975,542.40x = 223,463,313.60 × 72,448,038.40
  4. Step 4: Simplify right side
    148,975,542.40x = 16,189,478,724,684,044
  5. Step 5: Solve for x
    x = 16,189,478,724,684,044/148,975,542.40
  6. Step 6: Final answer
    x = 108,672,057.60

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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.