Home / 1,535,839,625.81-2,119,443,594.63-830,976,141.49

Finding the Fourth Proportional to 1,535,839,625.81, 2,119,443,594.63 and 830,976,141.49

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Solution

The fourth proportional to 1,535,839,625.81, 2,119,443,594.63 and 830,976,141.49 is: 1,146,738,911.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,839,625.81 : 2,119,443,594.63 = 830,976,141.49 : x
  2. Step 2: Convert to fraction form
    1,535,839,625.81/2,119,443,594.63 = 830,976,141.49/x
  3. Step 3: Cross multiply
    1,535,839,625.81x = 2,119,443,594.63 × 830,976,141.49
  4. Step 4: Simplify right side
    1,535,839,625.81x = 1,761,207,060,371,333,120
  5. Step 5: Solve for x
    x = 1,761,207,060,371,333,120/1,535,839,625.81
  6. Step 6: Final answer
    x = 1,146,738,911.26

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Double scale
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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.