Home / 935,696,003.70-1,403,544,005.55-245,673,009.30

Finding the Fourth Proportional to 935,696,003.70, 1,403,544,005.55 and 245,673,009.30

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Solution

The fourth proportional to 935,696,003.70, 1,403,544,005.55 and 245,673,009.30 is: 368,509,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,696,003.70 : 1,403,544,005.55 = 245,673,009.30 : x
  2. Step 2: Convert to fraction form
    935,696,003.70/1,403,544,005.55 = 245,673,009.30/x
  3. Step 3: Cross multiply
    935,696,003.70x = 1,403,544,005.55 × 245,673,009.30
  4. Step 4: Simplify right side
    935,696,003.70x = 344,812,879,528,444,416
  5. Step 5: Solve for x
    x = 344,812,879,528,444,416/935,696,003.70
  6. Step 6: Final answer
    x = 368,509,513.95

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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.