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Finding the Fourth Proportional to 1,063,004,543.80, 1,594,506,815.70 and 994,980,095.80

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Solution

The fourth proportional to 1,063,004,543.80, 1,594,506,815.70 and 994,980,095.80 is: 1,492,470,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,004,543.80 : 1,594,506,815.70 = 994,980,095.80 : x
  2. Step 2: Convert to fraction form
    1,063,004,543.80/1,594,506,815.70 = 994,980,095.80/x
  3. Step 3: Cross multiply
    1,063,004,543.80x = 1,594,506,815.70 × 994,980,095.80
  4. Step 4: Simplify right side
    1,063,004,543.80x = 1,586,502,544,238,938,880
  5. Step 5: Solve for x
    x = 1,586,502,544,238,938,880/1,063,004,543.80
  6. Step 6: Final answer
    x = 1,492,470,143.70

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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.