Home / 30,219,723,451.52-45,305,700,788.88-15,085,525,590.95

Finding the Fourth Proportional to 30,219,723,451.52, 45,305,700,788.88 and 15,085,525,590.95

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Solution

The fourth proportional to 30,219,723,451.52, 45,305,700,788.88 and 15,085,525,590.95 is: 22,616,365,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,723,451.52 : 45,305,700,788.88 = 15,085,525,590.95 : x
  2. Step 2: Convert to fraction form
    30,219,723,451.52/45,305,700,788.88 = 15,085,525,590.95/x
  3. Step 3: Cross multiply
    30,219,723,451.52x = 45,305,700,788.88 × 15,085,525,590.95
  4. Step 4: Simplify right side
    30,219,723,451.52x = 683,460,308,666,663,436,288
  5. Step 5: Solve for x
    x = 683,460,308,666,663,436,288/30,219,723,451.52
  6. Step 6: Final answer
    x = 22,616,365,426.48

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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.