Home / 1,475,817,443.37-2,036,641,623.35-840,728,522.81

Finding the Fourth Proportional to 1,475,817,443.37, 2,036,641,623.35 and 840,728,522.81

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Solution

The fourth proportional to 1,475,817,443.37, 2,036,641,623.35 and 840,728,522.81 is: 1,160,213,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,817,443.37 : 2,036,641,623.35 = 840,728,522.81 : x
  2. Step 2: Convert to fraction form
    1,475,817,443.37/2,036,641,623.35 = 840,728,522.81/x
  3. Step 3: Cross multiply
    1,475,817,443.37x = 2,036,641,623.35 × 840,728,522.81
  4. Step 4: Simplify right side
    1,475,817,443.37x = 1,712,262,703,493,293,824
  5. Step 5: Solve for x
    x = 1,712,262,703,493,293,824/1,475,817,443.37
  6. Step 6: Final answer
    x = 1,160,213,081.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.