Home / 475,134,064,747.54-655,688,420,306.49-258,358,705,928.98

Finding the Fourth Proportional to 475,134,064,747.54, 655,688,420,306.49 and 258,358,705,928.98

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Solution

The fourth proportional to 475,134,064,747.54, 655,688,420,306.49 and 258,358,705,928.98 is: 356,536,868,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,134,064,747.54 : 655,688,420,306.49 = 258,358,705,928.98 : x
  2. Step 2: Convert to fraction form
    475,134,064,747.54/655,688,420,306.49 = 258,358,705,928.98/x
  3. Step 3: Cross multiply
    475,134,064,747.54x = 655,688,420,306.49 × 258,358,705,928.98
  4. Step 4: Simplify right side
    475,134,064,747.54x = 169,402,811,763,001,888,079,872
  5. Step 5: Solve for x
    x = 169,402,811,763,001,888,079,872/475,134,064,747.54
  6. Step 6: Final answer
    x = 356,536,868,921.43

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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.