Home / 469,675,849.68-648,134,914.71-260,845,444.43

Finding the Fourth Proportional to 469,675,849.68, 648,134,914.71 and 260,845,444.43

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Solution

The fourth proportional to 469,675,849.68, 648,134,914.71 and 260,845,444.43 is: 359,956,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,675,849.68 : 648,134,914.71 = 260,845,444.43 : x
  2. Step 2: Convert to fraction form
    469,675,849.68/648,134,914.71 = 260,845,444.43/x
  3. Step 3: Cross multiply
    469,675,849.68x = 648,134,914.71 × 260,845,444.43
  4. Step 4: Simplify right side
    469,675,849.68x = 169,063,039,878,130,112
  5. Step 5: Solve for x
    x = 169,063,039,878,130,112/469,675,849.68
  6. Step 6: Final answer
    x = 359,956,851.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.