Home / 697,310,434.92-962,331,921.34-384,044,565.84

Finding the Fourth Proportional to 697,310,434.92, 962,331,921.34 and 384,044,565.84

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Solution

The fourth proportional to 697,310,434.92, 962,331,921.34 and 384,044,565.84 is: 530,005,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,310,434.92 : 962,331,921.34 = 384,044,565.84 : x
  2. Step 2: Convert to fraction form
    697,310,434.92/962,331,921.34 = 384,044,565.84/x
  3. Step 3: Cross multiply
    697,310,434.92x = 962,331,921.34 × 384,044,565.84
  4. Step 4: Simplify right side
    697,310,434.92x = 369,578,344,924,993,344
  5. Step 5: Solve for x
    x = 369,578,344,924,993,344/697,310,434.92
  6. Step 6: Final answer
    x = 530,005,470.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.