Home / 99,168,429.10-148,752,643.65-31,032,006.70

Finding the Fourth Proportional to 99,168,429.10, 148,752,643.65 and 31,032,006.70

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Solution

The fourth proportional to 99,168,429.10, 148,752,643.65 and 31,032,006.70 is: 46,548,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,168,429.10 : 148,752,643.65 = 31,032,006.70 : x
  2. Step 2: Convert to fraction form
    99,168,429.10/148,752,643.65 = 31,032,006.70/x
  3. Step 3: Cross multiply
    99,168,429.10x = 148,752,643.65 × 31,032,006.70
  4. Step 4: Simplify right side
    99,168,429.10x = 4,616,093,034,389,513
  5. Step 5: Solve for x
    x = 4,616,093,034,389,513/99,168,429.10
  6. Step 6: Final answer
    x = 46,548,010.05

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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.