Home / 101,843,831,529.73-140,538,154,938.96-56,115,547,939.60

Finding the Fourth Proportional to 101,843,831,529.73, 140,538,154,938.96 and 56,115,547,939.60

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Solution

The fourth proportional to 101,843,831,529.73, 140,538,154,938.96 and 56,115,547,939.60 is: 77,435,966,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,529.73 : 140,538,154,938.96 = 56,115,547,939.60 : x
  2. Step 2: Convert to fraction form
    101,843,831,529.73/140,538,154,938.96 = 56,115,547,939.60/x
  3. Step 3: Cross multiply
    101,843,831,529.73x = 140,538,154,938.96 × 56,115,547,939.60
  4. Step 4: Simplify right side
    101,843,831,529.73x = 7,886,375,570,820,141,416,448
  5. Step 5: Solve for x
    x = 7,886,375,570,820,141,416,448/101,843,831,529.73
  6. Step 6: Final answer
    x = 77,435,966,934.51

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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.