Home / 101,843,831,528.73-140,538,154,937.58-56,115,547,938.63

Finding the Fourth Proportional to 101,843,831,528.73, 140,538,154,937.58 and 56,115,547,938.63

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Solution

The fourth proportional to 101,843,831,528.73, 140,538,154,937.58 and 56,115,547,938.63 is: 77,435,966,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,528.73 : 140,538,154,937.58 = 56,115,547,938.63 : x
  2. Step 2: Convert to fraction form
    101,843,831,528.73/140,538,154,937.58 = 56,115,547,938.63/x
  3. Step 3: Cross multiply
    101,843,831,528.73x = 140,538,154,937.58 × 56,115,547,938.63
  4. Step 4: Simplify right side
    101,843,831,528.73x = 7,886,375,570,606,379,761,664
  5. Step 5: Solve for x
    x = 7,886,375,570,606,379,761,664/101,843,831,528.73
  6. Step 6: Final answer
    x = 77,435,966,933.17

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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.