Home / 970,035,004.40-1,455,031,498.10-270,508,475.36

Finding the Fourth Proportional to 970,035,004.40, 1,455,031,498.10 and 270,508,475.36

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Solution

The fourth proportional to 970,035,004.40, 1,455,031,498.10 and 270,508,475.36 is: 405,756,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,035,004.40 : 1,455,031,498.10 = 270,508,475.36 : x
  2. Step 2: Convert to fraction form
    970,035,004.40/1,455,031,498.10 = 270,508,475.36/x
  3. Step 3: Cross multiply
    970,035,004.40x = 1,455,031,498.10 × 270,508,475.36
  4. Step 4: Simplify right side
    970,035,004.40x = 393,598,352,151,807,744
  5. Step 5: Solve for x
    x = 393,598,352,151,807,744/970,035,004.40
  6. Step 6: Final answer
    x = 405,756,854.51

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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.