Home / 375,642,002.80-563,463,004.20-103,012,332.40

Finding the Fourth Proportional to 375,642,002.80, 563,463,004.20 and 103,012,332.40

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Solution

The fourth proportional to 375,642,002.80, 563,463,004.20 and 103,012,332.40 is: 154,518,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,642,002.80 : 563,463,004.20 = 103,012,332.40 : x
  2. Step 2: Convert to fraction form
    375,642,002.80/563,463,004.20 = 103,012,332.40/x
  3. Step 3: Cross multiply
    375,642,002.80x = 563,463,004.20 × 103,012,332.40
  4. Step 4: Simplify right side
    375,642,002.80x = 58,043,638,283,753,008
  5. Step 5: Solve for x
    x = 58,043,638,283,753,008/375,642,002.80
  6. Step 6: Final answer
    x = 154,518,498.60

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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.