Home / 510,693,600.64-766,148,001.36-165,620,320.64

Finding the Fourth Proportional to 510,693,600.64, 766,148,001.36 and 165,620,320.64

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Solution

The fourth proportional to 510,693,600.64, 766,148,001.36 and 165,620,320.64 is: 248,465,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,693,600.64 : 766,148,001.36 = 165,620,320.64 : x
  2. Step 2: Convert to fraction form
    510,693,600.64/766,148,001.36 = 165,620,320.64/x
  3. Step 3: Cross multiply
    510,693,600.64x = 766,148,001.36 × 165,620,320.64
  4. Step 4: Simplify right side
    510,693,600.64x = 126,889,677,642,938,352
  5. Step 5: Solve for x
    x = 126,889,677,642,938,352/510,693,600.64
  6. Step 6: Final answer
    x = 248,465,376.27

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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.