Home / 361,696,462.40-542,544,693.60-146,285,710.40

Finding the Fourth Proportional to 361,696,462.40, 542,544,693.60 and 146,285,710.40

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Solution

The fourth proportional to 361,696,462.40, 542,544,693.60 and 146,285,710.40 is: 219,428,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,696,462.40 : 542,544,693.60 = 146,285,710.40 : x
  2. Step 2: Convert to fraction form
    361,696,462.40/542,544,693.60 = 146,285,710.40/x
  3. Step 3: Cross multiply
    361,696,462.40x = 542,544,693.60 × 146,285,710.40
  4. Step 4: Simplify right side
    361,696,462.40x = 79,366,535,927,026,336
  5. Step 5: Solve for x
    x = 79,366,535,927,026,336/361,696,462.40
  6. Step 6: Final answer
    x = 219,428,565.60

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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.