Home / 1,066,708,638,619.80-1,472,059,010,751-578,967,676,894.30

Finding the Fourth Proportional to 1,066,708,638,619.80, 1,472,059,010,751 and 578,967,676,894.30

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Solution

The fourth proportional to 1,066,708,638,619.80, 1,472,059,010,751 and 578,967,676,894.30 is: 798,975,985,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,708,638,619.80 : 1,472,059,010,751 = 578,967,676,894.30 : x
  2. Step 2: Convert to fraction form
    1,066,708,638,619.80/1,472,059,010,751 = 578,967,676,894.30/x
  3. Step 3: Cross multiply
    1,066,708,638,619.80x = 1,472,059,010,751 × 578,967,676,894.30
  4. Step 4: Simplify right side
    1,066,708,638,619.80x = 852,274,585,705,827,960,619,008
  5. Step 5: Solve for x
    x = 852,274,585,705,827,960,619,008/1,066,708,638,619.80
  6. Step 6: Final answer
    x = 798,975,985,428.01

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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.