Home / 101,843,831,492.13-140,538,154,887.38-56,115,547,901.97

Finding the Fourth Proportional to 101,843,831,492.13, 140,538,154,887.38 and 56,115,547,901.97

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Solution

The fourth proportional to 101,843,831,492.13, 140,538,154,887.38 and 56,115,547,901.97 is: 77,435,966,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,492.13 : 140,538,154,887.38 = 56,115,547,901.97 : x
  2. Step 2: Convert to fraction form
    101,843,831,492.13/140,538,154,887.38 = 56,115,547,901.97/x
  3. Step 3: Cross multiply
    101,843,831,492.13x = 140,538,154,887.38 × 56,115,547,901.97
  4. Step 4: Simplify right side
    101,843,831,492.13x = 7,886,375,562,637,252,493,312
  5. Step 5: Solve for x
    x = 7,886,375,562,637,252,493,312/101,843,831,492.13
  6. Step 6: Final answer
    x = 77,435,966,882.75

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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.