Home / 897,071,015.70-1,345,858,465.95-437,024,193.30

Finding the Fourth Proportional to 897,071,015.70, 1,345,858,465.95 and 437,024,193.30

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Solution

The fourth proportional to 897,071,015.70, 1,345,858,465.95 and 437,024,193.30 is: 655,659,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,071,015.70 : 1,345,858,465.95 = 437,024,193.30 : x
  2. Step 2: Convert to fraction form
    897,071,015.70/1,345,858,465.95 = 437,024,193.30/x
  3. Step 3: Cross multiply
    897,071,015.70x = 1,345,858,465.95 × 437,024,193.30
  4. Step 4: Simplify right side
    897,071,015.70x = 588,172,710,377,774,336
  5. Step 5: Solve for x
    x = 588,172,710,377,774,336/897,071,015.70
  6. Step 6: Final answer
    x = 655,659,028.20

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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.