Home / 356,774,637,391.20-535,161,956,086.80-198,087,205,096.80

Finding the Fourth Proportional to 356,774,637,391.20, 535,161,956,086.80 and 198,087,205,096.80

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Solution

The fourth proportional to 356,774,637,391.20, 535,161,956,086.80 and 198,087,205,096.80 is: 297,130,807,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,774,637,391.20 : 535,161,956,086.80 = 198,087,205,096.80 : x
  2. Step 2: Convert to fraction form
    356,774,637,391.20/535,161,956,086.80 = 198,087,205,096.80/x
  3. Step 3: Cross multiply
    356,774,637,391.20x = 535,161,956,086.80 × 198,087,205,096.80
  4. Step 4: Simplify right side
    356,774,637,391.20x = 106,008,736,155,370,625,433,600
  5. Step 5: Solve for x
    x = 106,008,736,155,370,625,433,600/356,774,637,391.20
  6. Step 6: Final answer
    x = 297,130,807,645.20

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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.