Home / 346,216,111.20-519,324,166.80-217,221,602.40

Finding the Fourth Proportional to 346,216,111.20, 519,324,166.80 and 217,221,602.40

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Solution

The fourth proportional to 346,216,111.20, 519,324,166.80 and 217,221,602.40 is: 325,832,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,216,111.20 : 519,324,166.80 = 217,221,602.40 : x
  2. Step 2: Convert to fraction form
    346,216,111.20/519,324,166.80 = 217,221,602.40/x
  3. Step 3: Cross multiply
    346,216,111.20x = 519,324,166.80 × 217,221,602.40
  4. Step 4: Simplify right side
    346,216,111.20x = 112,808,427,677,340,880
  5. Step 5: Solve for x
    x = 112,808,427,677,340,880/346,216,111.20
  6. Step 6: Final answer
    x = 325,832,403.60

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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.