Home / 104,450,011.80-156,675,017.70-102,326,645.40

Finding the Fourth Proportional to 104,450,011.80, 156,675,017.70 and 102,326,645.40

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Solution

The fourth proportional to 104,450,011.80, 156,675,017.70 and 102,326,645.40 is: 153,489,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,450,011.80 : 156,675,017.70 = 102,326,645.40 : x
  2. Step 2: Convert to fraction form
    104,450,011.80/156,675,017.70 = 102,326,645.40/x
  3. Step 3: Cross multiply
    104,450,011.80x = 156,675,017.70 × 102,326,645.40
  4. Step 4: Simplify right side
    104,450,011.80x = 16,032,028,979,226,624
  5. Step 5: Solve for x
    x = 16,032,028,979,226,624/104,450,011.80
  6. Step 6: Final answer
    x = 153,489,968.10

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1.5x scale

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.