Home / 1,417,389,724.86-1,956,174,477.03-822,546,486.78

Finding the Fourth Proportional to 1,417,389,724.86, 1,956,174,477.03 and 822,546,486.78

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Solution

The fourth proportional to 1,417,389,724.86, 1,956,174,477.03 and 822,546,486.78 is: 1,135,216,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,389,724.86 : 1,956,174,477.03 = 822,546,486.78 : x
  2. Step 2: Convert to fraction form
    1,417,389,724.86/1,956,174,477.03 = 822,546,486.78/x
  3. Step 3: Cross multiply
    1,417,389,724.86x = 1,956,174,477.03 × 822,546,486.78
  4. Step 4: Simplify right side
    1,417,389,724.86x = 1,609,044,443,609,730,304
  5. Step 5: Solve for x
    x = 1,609,044,443,609,730,304/1,417,389,724.86
  6. Step 6: Final answer
    x = 1,135,216,670.04

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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.