Home / 1,066,708,638,068.40-1,472,059,009,988.30-578,967,676,341.09

Finding the Fourth Proportional to 1,066,708,638,068.40, 1,472,059,009,988.30 and 578,967,676,341.09

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Solution

The fourth proportional to 1,066,708,638,068.40, 1,472,059,009,988.30 and 578,967,676,341.09 is: 798,975,984,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,708,638,068.40 : 1,472,059,009,988.30 = 578,967,676,341.09 : x
  2. Step 2: Convert to fraction form
    1,066,708,638,068.40/1,472,059,009,988.30 = 578,967,676,341.09/x
  3. Step 3: Cross multiply
    1,066,708,638,068.40x = 1,472,059,009,988.30 × 578,967,676,341.09
  4. Step 4: Simplify right side
    1,066,708,638,068.40x = 852,274,584,449,891,476,439,040
  5. Step 5: Solve for x
    x = 852,274,584,449,891,476,439,040/1,066,708,638,068.40
  6. Step 6: Final answer
    x = 798,975,984,663.62

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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.