Home / 42,077,983,172.46-63,217,666,754.55-26,981,130,695.28

Finding the Fourth Proportional to 42,077,983,172.46, 63,217,666,754.55 and 26,981,130,695.28

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Solution

The fourth proportional to 42,077,983,172.46, 63,217,666,754.55 and 26,981,130,695.28 is: 40,536,261,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,077,983,172.46 : 63,217,666,754.55 = 26,981,130,695.28 : x
  2. Step 2: Convert to fraction form
    42,077,983,172.46/63,217,666,754.55 = 26,981,130,695.28/x
  3. Step 3: Cross multiply
    42,077,983,172.46x = 63,217,666,754.55 × 26,981,130,695.28
  4. Step 4: Simplify right side
    42,077,983,172.46x = 1,705,684,128,955,171,078,144
  5. Step 5: Solve for x
    x = 1,705,684,128,955,171,078,144/42,077,983,172.46
  6. Step 6: Final answer
    x = 40,536,261,492.48

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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.