Home / 161,285,643.70-241,928,465.55-144,657,445.30

Finding the Fourth Proportional to 161,285,643.70, 241,928,465.55 and 144,657,445.30

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Solution

The fourth proportional to 161,285,643.70, 241,928,465.55 and 144,657,445.30 is: 216,986,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285,643.70 : 241,928,465.55 = 144,657,445.30 : x
  2. Step 2: Convert to fraction form
    161,285,643.70/241,928,465.55 = 144,657,445.30/x
  3. Step 3: Cross multiply
    161,285,643.70x = 241,928,465.55 × 144,657,445.30
  4. Step 4: Simplify right side
    161,285,643.70x = 34,996,753,771,812,064
  5. Step 5: Solve for x
    x = 34,996,753,771,812,064/161,285,643.70
  6. Step 6: Final answer
    x = 216,986,167.95

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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.