Home / 1,246,290,453.40-1,869,435,680.10-601,317,909.40

Finding the Fourth Proportional to 1,246,290,453.40, 1,869,435,680.10 and 601,317,909.40

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Solution

The fourth proportional to 1,246,290,453.40, 1,869,435,680.10 and 601,317,909.40 is: 901,976,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,290,453.40 : 1,869,435,680.10 = 601,317,909.40 : x
  2. Step 2: Convert to fraction form
    1,246,290,453.40/1,869,435,680.10 = 601,317,909.40/x
  3. Step 3: Cross multiply
    1,246,290,453.40x = 1,869,435,680.10 × 601,317,909.40
  4. Step 4: Simplify right side
    1,246,290,453.40x = 1,124,125,154,915,499,136
  5. Step 5: Solve for x
    x = 1,124,125,154,915,499,136/1,246,290,453.40
  6. Step 6: Final answer
    x = 901,976,864.10

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Half scale
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Double scale
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Similar ratio
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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.