Home / 133,038,564.80-199,632,496.80-56,348,542.40

Finding the Fourth Proportional to 133,038,564.80, 199,632,496.80 and 56,348,542.40

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Solution

The fourth proportional to 133,038,564.80, 199,632,496.80 and 56,348,542.40 is: 84,554,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,038,564.80 : 199,632,496.80 = 56,348,542.40 : x
  2. Step 2: Convert to fraction form
    133,038,564.80/199,632,496.80 = 56,348,542.40/x
  3. Step 3: Cross multiply
    133,038,564.80x = 199,632,496.80 × 56,348,542.40
  4. Step 4: Simplify right side
    133,038,564.80x = 11,249,000,210,352,664
  5. Step 5: Solve for x
    x = 11,249,000,210,352,664/133,038,564.80
  6. Step 6: Final answer
    x = 84,554,431.47

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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.