Home / 356,065,041.60-534,097,562.40-200,459,116.80

Finding the Fourth Proportional to 356,065,041.60, 534,097,562.40 and 200,459,116.80

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Solution

The fourth proportional to 356,065,041.60, 534,097,562.40 and 200,459,116.80 is: 300,688,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,065,041.60 : 534,097,562.40 = 200,459,116.80 : x
  2. Step 2: Convert to fraction form
    356,065,041.60/534,097,562.40 = 200,459,116.80/x
  3. Step 3: Cross multiply
    356,065,041.60x = 534,097,562.40 × 200,459,116.80
  4. Step 4: Simplify right side
    356,065,041.60x = 107,064,725,643,736,896
  5. Step 5: Solve for x
    x = 107,064,725,643,736,896/356,065,041.60
  6. Step 6: Final answer
    x = 300,688,675.20

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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.