Home / 107,209,881,258.70-160,777,236,718.13-31,642,869,178.30

Finding the Fourth Proportional to 107,209,881,258.70, 160,777,236,718.13 and 31,642,869,178.30

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Solution

The fourth proportional to 107,209,881,258.70, 160,777,236,718.13 and 31,642,869,178.30 is: 47,453,210,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,209,881,258.70 : 160,777,236,718.13 = 31,642,869,178.30 : x
  2. Step 2: Convert to fraction form
    107,209,881,258.70/160,777,236,718.13 = 31,642,869,178.30/x
  3. Step 3: Cross multiply
    107,209,881,258.70x = 160,777,236,718.13 × 31,642,869,178.30
  4. Step 4: Simplify right side
    107,209,881,258.70x = 5,087,453,068,320,358,531,072
  5. Step 5: Solve for x
    x = 5,087,453,068,320,358,531,072/107,209,881,258.70
  6. Step 6: Final answer
    x = 47,453,210,549.17

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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.