Home / 346,884,014.70-520,326,022.05-142,344,110.70

Finding the Fourth Proportional to 346,884,014.70, 520,326,022.05 and 142,344,110.70

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Solution

The fourth proportional to 346,884,014.70, 520,326,022.05 and 142,344,110.70 is: 213,516,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,884,014.70 : 520,326,022.05 = 142,344,110.70 : x
  2. Step 2: Convert to fraction form
    346,884,014.70/520,326,022.05 = 142,344,110.70/x
  3. Step 3: Cross multiply
    346,884,014.70x = 520,326,022.05 × 142,344,110.70
  4. Step 4: Simplify right side
    346,884,014.70x = 74,065,344,882,775,840
  5. Step 5: Solve for x
    x = 74,065,344,882,775,840/346,884,014.70
  6. Step 6: Final answer
    x = 213,516,166.05

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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.