Home / 346,250,979.88-519,377,503.16-83,934,490.72

Finding the Fourth Proportional to 346,250,979.88, 519,377,503.16 and 83,934,490.72

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Solution

The fourth proportional to 346,250,979.88, 519,377,503.16 and 83,934,490.72 is: 125,901,986.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,250,979.88 : 519,377,503.16 = 83,934,490.72 : x
  2. Step 2: Convert to fraction form
    346,250,979.88/519,377,503.16 = 83,934,490.72/x
  3. Step 3: Cross multiply
    346,250,979.88x = 519,377,503.16 × 83,934,490.72
  4. Step 4: Simplify right side
    346,250,979.88x = 43,593,686,219,159,792
  5. Step 5: Solve for x
    x = 43,593,686,219,159,792/346,250,979.88
  6. Step 6: Final answer
    x = 125,901,986.57

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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.