Home / 970,035,000.40-1,455,031,492.10-270,508,471.35

Finding the Fourth Proportional to 970,035,000.40, 1,455,031,492.10 and 270,508,471.35

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Solution

The fourth proportional to 970,035,000.40, 1,455,031,492.10 and 270,508,471.35 is: 405,756,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,035,000.40 : 1,455,031,492.10 = 270,508,471.35 : x
  2. Step 2: Convert to fraction form
    970,035,000.40/1,455,031,492.10 = 270,508,471.35/x
  3. Step 3: Cross multiply
    970,035,000.40x = 1,455,031,492.10 × 270,508,471.35
  4. Step 4: Simplify right side
    970,035,000.40x = 393,598,344,694,080,640
  5. Step 5: Solve for x
    x = 393,598,344,694,080,640/970,035,000.40
  6. Step 6: Final answer
    x = 405,756,848.50

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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.