Home / 161,922,718.13-242,884,783.02-51,258,929.57

Finding the Fourth Proportional to 161,922,718.13, 242,884,783.02 and 51,258,929.57

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Solution

The fourth proportional to 161,922,718.13, 242,884,783.02 and 51,258,929.57 is: 76,888,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,922,718.13 : 242,884,783.02 = 51,258,929.57 : x
  2. Step 2: Convert to fraction form
    161,922,718.13/242,884,783.02 = 51,258,929.57/x
  3. Step 3: Cross multiply
    161,922,718.13x = 242,884,783.02 × 51,258,929.57
  4. Step 4: Simplify right side
    161,922,718.13x = 12,450,013,986,046,940
  5. Step 5: Solve for x
    x = 12,450,013,986,046,940/161,922,718.13
  6. Step 6: Final answer
    x = 76,888,617.79

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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.