Home / 723,823,157.46-1,086,101,429.52-330,306,374.98

Finding the Fourth Proportional to 723,823,157.46, 1,086,101,429.52 and 330,306,374.98

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Solution

The fourth proportional to 723,823,157.46, 1,086,101,429.52 and 330,306,374.98 is: 495,626,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,823,157.46 : 1,086,101,429.52 = 330,306,374.98 : x
  2. Step 2: Convert to fraction form
    723,823,157.46/1,086,101,429.52 = 330,306,374.98/x
  3. Step 3: Cross multiply
    723,823,157.46x = 1,086,101,429.52 × 330,306,374.98
  4. Step 4: Simplify right side
    723,823,157.46x = 358,746,226,047,959,936
  5. Step 5: Solve for x
    x = 358,746,226,047,959,936/723,823,157.46
  6. Step 6: Final answer
    x = 495,626,897.74

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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.