Home / 1,066,708,638,619-1,472,059,010,749.80-578,967,676,893.45

Finding the Fourth Proportional to 1,066,708,638,619, 1,472,059,010,749.80 and 578,967,676,893.45

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Solution

The fourth proportional to 1,066,708,638,619, 1,472,059,010,749.80 and 578,967,676,893.45 is: 798,975,985,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,708,638,619 : 1,472,059,010,749.80 = 578,967,676,893.45 : x
  2. Step 2: Convert to fraction form
    1,066,708,638,619/1,472,059,010,749.80 = 578,967,676,893.45/x
  3. Step 3: Cross multiply
    1,066,708,638,619x = 1,472,059,010,749.80 × 578,967,676,893.45
  4. Step 4: Simplify right side
    1,066,708,638,619x = 852,274,585,703,881,803,563,008
  5. Step 5: Solve for x
    x = 852,274,585,703,881,803,563,008/1,066,708,638,619
  6. Step 6: Final answer
    x = 798,975,985,426.79

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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.