Home / 504,038,880.30-756,058,320.45-402,002,208.30

Finding the Fourth Proportional to 504,038,880.30, 756,058,320.45 and 402,002,208.30

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Solution

The fourth proportional to 504,038,880.30, 756,058,320.45 and 402,002,208.30 is: 603,003,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,038,880.30 : 756,058,320.45 = 402,002,208.30 : x
  2. Step 2: Convert to fraction form
    504,038,880.30/756,058,320.45 = 402,002,208.30/x
  3. Step 3: Cross multiply
    504,038,880.30x = 756,058,320.45 × 402,002,208.30
  4. Step 4: Simplify right side
    504,038,880.30x = 303,937,114,424,489,088
  5. Step 5: Solve for x
    x = 303,937,114,424,489,088/504,038,880.30
  6. Step 6: Final answer
    x = 603,003,312.45

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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.