Home / 1,060,072,638.56-1,590,835,297.28-369,979,892.40

Finding the Fourth Proportional to 1,060,072,638.56, 1,590,835,297.28 and 369,979,892.40

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Solution

The fourth proportional to 1,060,072,638.56, 1,590,835,297.28 and 369,979,892.40 is: 555,223,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,072,638.56 : 1,590,835,297.28 = 369,979,892.40 : x
  2. Step 2: Convert to fraction form
    1,060,072,638.56/1,590,835,297.28 = 369,979,892.40/x
  3. Step 3: Cross multiply
    1,060,072,638.56x = 1,590,835,297.28 × 369,979,892.40
  4. Step 4: Simplify right side
    1,060,072,638.56x = 588,577,072,113,776,384
  5. Step 5: Solve for x
    x = 588,577,072,113,776,384/1,060,072,638.56
  6. Step 6: Final answer
    x = 555,223,341.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.