Home / 1,158,624,169.60-1,737,936,254.40-340,819,139.20

Finding the Fourth Proportional to 1,158,624,169.60, 1,737,936,254.40 and 340,819,139.20

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Solution

The fourth proportional to 1,158,624,169.60, 1,737,936,254.40 and 340,819,139.20 is: 511,228,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,624,169.60 : 1,737,936,254.40 = 340,819,139.20 : x
  2. Step 2: Convert to fraction form
    1,158,624,169.60/1,737,936,254.40 = 340,819,139.20/x
  3. Step 3: Cross multiply
    1,158,624,169.60x = 1,737,936,254.40 × 340,819,139.20
  4. Step 4: Simplify right side
    1,158,624,169.60x = 592,321,938,209,080,192
  5. Step 5: Solve for x
    x = 592,321,938,209,080,192/1,158,624,169.60
  6. Step 6: Final answer
    x = 511,228,708.80

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Double scale
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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.