Home / 127,467,093,579.36-175,920,014,005.76-72,547,619,491.34

Finding the Fourth Proportional to 127,467,093,579.36, 175,920,014,005.76 and 72,547,619,491.34

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Solution

The fourth proportional to 127,467,093,579.36, 175,920,014,005.76 and 72,547,619,491.34 is: 100,124,493,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,467,093,579.36 : 175,920,014,005.76 = 72,547,619,491.34 : x
  2. Step 2: Convert to fraction form
    127,467,093,579.36/175,920,014,005.76 = 72,547,619,491.34/x
  3. Step 3: Cross multiply
    127,467,093,579.36x = 175,920,014,005.76 × 72,547,619,491.34
  4. Step 4: Simplify right side
    127,467,093,579.36x = 12,762,578,237,001,079,717,888
  5. Step 5: Solve for x
    x = 12,762,578,237,001,079,717,888/127,467,093,579.36
  6. Step 6: Final answer
    x = 100,124,493,927.17

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1.5x scale

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.