Home / 157,092,303.30-235,476,772.77-69,694,979.40

Finding the Fourth Proportional to 157,092,303.30, 235,476,772.77 and 69,694,979.40

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Solution

The fourth proportional to 157,092,303.30, 235,476,772.77 and 69,694,979.40 is: 104,470,737.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,092,303.30 : 235,476,772.77 = 69,694,979.40 : x
  2. Step 2: Convert to fraction form
    157,092,303.30/235,476,772.77 = 69,694,979.40/x
  3. Step 3: Cross multiply
    157,092,303.30x = 235,476,772.77 × 69,694,979.40
  4. Step 4: Simplify right side
    157,092,303.30x = 16,411,548,827,383,634
  5. Step 5: Solve for x
    x = 16,411,548,827,383,634/157,092,303.30
  6. Step 6: Final answer
    x = 104,470,737.79

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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.