Home / 151,459,119.29-227,257,709.08-77,734,671.69

Finding the Fourth Proportional to 151,459,119.29, 227,257,709.08 and 77,734,671.69

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Solution

The fourth proportional to 151,459,119.29, 227,257,709.08 and 77,734,671.69 is: 116,637,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,459,119.29 : 227,257,709.08 = 77,734,671.69 : x
  2. Step 2: Convert to fraction form
    151,459,119.29/227,257,709.08 = 77,734,671.69/x
  3. Step 3: Cross multiply
    151,459,119.29x = 227,257,709.08 × 77,734,671.69
  4. Step 4: Simplify right side
    151,459,119.29x = 17,665,803,403,966,658
  5. Step 5: Solve for x
    x = 17,665,803,403,966,658/151,459,119.29
  6. Step 6: Final answer
    x = 116,637,436.47

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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.