Home / 723,823,157.41-1,086,101,429.52-330,306,374.93

Finding the Fourth Proportional to 723,823,157.41, 1,086,101,429.52 and 330,306,374.93

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Solution

The fourth proportional to 723,823,157.41, 1,086,101,429.52 and 330,306,374.93 is: 495,626,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,823,157.41 : 1,086,101,429.52 = 330,306,374.93 : x
  2. Step 2: Convert to fraction form
    723,823,157.41/1,086,101,429.52 = 330,306,374.93/x
  3. Step 3: Cross multiply
    723,823,157.41x = 1,086,101,429.52 × 330,306,374.93
  4. Step 4: Simplify right side
    723,823,157.41x = 358,746,225,992,992,320
  5. Step 5: Solve for x
    x = 358,746,225,992,992,320/723,823,157.41
  6. Step 6: Final answer
    x = 495,626,897.70

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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.