Home / 1,181,520,106.40-1,772,280,159.60-569,300,074.40

Finding the Fourth Proportional to 1,181,520,106.40, 1,772,280,159.60 and 569,300,074.40

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Solution

The fourth proportional to 1,181,520,106.40, 1,772,280,159.60 and 569,300,074.40 is: 853,950,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,520,106.40 : 1,772,280,159.60 = 569,300,074.40 : x
  2. Step 2: Convert to fraction form
    1,181,520,106.40/1,772,280,159.60 = 569,300,074.40/x
  3. Step 3: Cross multiply
    1,181,520,106.40x = 1,772,280,159.60 × 569,300,074.40
  4. Step 4: Simplify right side
    1,181,520,106.40x = 1,008,959,226,717,923,840
  5. Step 5: Solve for x
    x = 1,008,959,226,717,923,840/1,181,520,106.40
  6. Step 6: Final answer
    x = 853,950,111.60

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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.