Home / 1,066,708,638,621.40-1,472,059,010,753.40-578,967,676,895.90

Finding the Fourth Proportional to 1,066,708,638,621.40, 1,472,059,010,753.40 and 578,967,676,895.90

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Solution

The fourth proportional to 1,066,708,638,621.40, 1,472,059,010,753.40 and 578,967,676,895.90 is: 798,975,985,430.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,708,638,621.40 : 1,472,059,010,753.40 = 578,967,676,895.90 : x
  2. Step 2: Convert to fraction form
    1,066,708,638,621.40/1,472,059,010,753.40 = 578,967,676,895.90/x
  3. Step 3: Cross multiply
    1,066,708,638,621.40x = 1,472,059,010,753.40 × 578,967,676,895.90
  4. Step 4: Simplify right side
    1,066,708,638,621.40x = 852,274,585,709,572,635,230,208
  5. Step 5: Solve for x
    x = 852,274,585,709,572,635,230,208/1,066,708,638,621.40
  6. Step 6: Final answer
    x = 798,975,985,430.32

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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.