Home / 510,698,361.24-766,155,140.64-165,625,080.48

Finding the Fourth Proportional to 510,698,361.24, 766,155,140.64 and 165,625,080.48

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Solution

The fourth proportional to 510,698,361.24, 766,155,140.64 and 165,625,080.48 is: 248,472,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,698,361.24 : 766,155,140.64 = 165,625,080.48 : x
  2. Step 2: Convert to fraction form
    510,698,361.24/766,155,140.64 = 165,625,080.48/x
  3. Step 3: Cross multiply
    510,698,361.24x = 766,155,140.64 × 165,625,080.48
  4. Step 4: Simplify right side
    510,698,361.24x = 126,894,506,828,665,712
  5. Step 5: Solve for x
    x = 126,894,506,828,665,712/510,698,361.24
  6. Step 6: Final answer
    x = 248,472,516.18

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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.