Home / 346,843,688.81-520,323,850.29-171,975,352.81

Finding the Fourth Proportional to 346,843,688.81, 520,323,850.29 and 171,975,352.81

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Solution

The fourth proportional to 346,843,688.81, 520,323,850.29 and 171,975,352.81 is: 257,991,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,843,688.81 : 520,323,850.29 = 171,975,352.81 : x
  2. Step 2: Convert to fraction form
    346,843,688.81/520,323,850.29 = 171,975,352.81/x
  3. Step 3: Cross multiply
    346,843,688.81x = 520,323,850.29 × 171,975,352.81
  4. Step 4: Simplify right side
    346,843,688.81x = 89,482,877,729,887,936
  5. Step 5: Solve for x
    x = 89,482,877,729,887,936/346,843,688.81
  6. Step 6: Final answer
    x = 257,991,944.55

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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.