Home / 1,073,095,787.70-1,609,643,681.55-900,908,903.70

Finding the Fourth Proportional to 1,073,095,787.70, 1,609,643,681.55 and 900,908,903.70

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Solution

The fourth proportional to 1,073,095,787.70, 1,609,643,681.55 and 900,908,903.70 is: 1,351,363,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,095,787.70 : 1,609,643,681.55 = 900,908,903.70 : x
  2. Step 2: Convert to fraction form
    1,073,095,787.70/1,609,643,681.55 = 900,908,903.70/x
  3. Step 3: Cross multiply
    1,073,095,787.70x = 1,609,643,681.55 × 900,908,903.70
  4. Step 4: Simplify right side
    1,073,095,787.70x = 1,450,142,324,492,842,496
  5. Step 5: Solve for x
    x = 1,450,142,324,492,842,496/1,073,095,787.70
  6. Step 6: Final answer
    x = 1,351,363,355.55

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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.