Home / 432,130,445.76-648,197,330.74-104,605,422.96

Finding the Fourth Proportional to 432,130,445.76, 648,197,330.74 and 104,605,422.96

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Solution

The fourth proportional to 432,130,445.76, 648,197,330.74 and 104,605,422.96 is: 156,908,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,130,445.76 : 648,197,330.74 = 104,605,422.96 : x
  2. Step 2: Convert to fraction form
    432,130,445.76/648,197,330.74 = 104,605,422.96/x
  3. Step 3: Cross multiply
    432,130,445.76x = 648,197,330.74 × 104,605,422.96
  4. Step 4: Simplify right side
    432,130,445.76x = 67,804,955,943,600,704
  5. Step 5: Solve for x
    x = 67,804,955,943,600,704/432,130,445.76
  6. Step 6: Final answer
    x = 156,908,536.78

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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.