Home / 298,688,087.40-448,032,131.10-83,277,335.40

Finding the Fourth Proportional to 298,688,087.40, 448,032,131.10 and 83,277,335.40

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Solution

The fourth proportional to 298,688,087.40, 448,032,131.10 and 83,277,335.40 is: 124,916,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,688,087.40 : 448,032,131.10 = 83,277,335.40 : x
  2. Step 2: Convert to fraction form
    298,688,087.40/448,032,131.10 = 83,277,335.40/x
  3. Step 3: Cross multiply
    298,688,087.40x = 448,032,131.10 × 83,277,335.40
  4. Step 4: Simplify right side
    298,688,087.40x = 37,310,922,051,591,472
  5. Step 5: Solve for x
    x = 37,310,922,051,591,472/298,688,087.40
  6. Step 6: Final answer
    x = 124,916,003.10

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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.